./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-72.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 473c6c098417e653140bb6e4cb3c44882ec0d7e6b7ae197524bf5de6070b7483 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:41:40,797 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:41:40,852 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 00:41:40,855 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:41:40,855 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:41:40,874 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:41:40,875 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:41:40,875 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:41:40,876 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:41:40,876 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:41:40,876 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:41:40,876 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:41:40,876 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:41:40,876 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:41:40,877 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:41:40,877 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:41:40,877 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:41:40,877 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:41:40,877 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:41:40,877 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:41:40,877 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:41:40,877 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:41:40,877 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:41:40,877 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:41:40,878 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:41:40,878 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:41:40,878 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:41:40,878 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:41:40,878 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:41:40,878 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:41:40,878 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:41:40,878 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:41:40,878 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:41:40,879 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 473c6c098417e653140bb6e4cb3c44882ec0d7e6b7ae197524bf5de6070b7483 [2024-12-06 00:41:41,128 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:41:41,139 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:41:41,143 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:41:41,145 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:41:41,145 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:41:41,146 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-72.i [2024-12-06 00:41:43,749 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/data/76b312bbb/71b9bd71f3564155a944ae2edd6d370a/FLAG52341faae [2024-12-06 00:41:43,940 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:41:43,941 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-72.i [2024-12-06 00:41:43,947 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/data/76b312bbb/71b9bd71f3564155a944ae2edd6d370a/FLAG52341faae [2024-12-06 00:41:44,336 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/data/76b312bbb/71b9bd71f3564155a944ae2edd6d370a [2024-12-06 00:41:44,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:41:44,339 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:41:44,340 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:41:44,340 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:41:44,343 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:41:44,344 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:41:44" (1/1) ... [2024-12-06 00:41:44,345 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6891e1a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:44, skipping insertion in model container [2024-12-06 00:41:44,345 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:41:44" (1/1) ... [2024-12-06 00:41:44,357 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:41:44,461 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_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-72.i[915,928] [2024-12-06 00:41:44,487 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:41:44,495 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:41:44,503 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_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-72.i[915,928] [2024-12-06 00:41:44,515 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:41:44,528 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:41:44,528 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:44 WrapperNode [2024-12-06 00:41:44,528 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:41:44,529 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:41:44,529 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:41:44,529 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:41:44,534 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:44" (1/1) ... [2024-12-06 00:41:44,540 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:44" (1/1) ... [2024-12-06 00:41:44,556 INFO L138 Inliner]: procedures = 26, calls = 26, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 82 [2024-12-06 00:41:44,556 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:41:44,557 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:41:44,557 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:41:44,557 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:41:44,562 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:44" (1/1) ... [2024-12-06 00:41:44,562 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:44" (1/1) ... [2024-12-06 00:41:44,563 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:44" (1/1) ... [2024-12-06 00:41:44,564 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:44" (1/1) ... [2024-12-06 00:41:44,566 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:44" (1/1) ... [2024-12-06 00:41:44,567 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:44" (1/1) ... [2024-12-06 00:41:44,569 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:44" (1/1) ... [2024-12-06 00:41:44,570 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:44" (1/1) ... [2024-12-06 00:41:44,571 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:44" (1/1) ... [2024-12-06 00:41:44,573 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:41:44,573 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:41:44,573 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:41:44,574 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:41:44,574 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:44" (1/1) ... [2024-12-06 00:41:44,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:41:44,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:41:44,596 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:41:44,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:41:44,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:41:44,616 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 00:41:44,616 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 00:41:44,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:41:44,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:41:44,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:41:44,670 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:41:44,672 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:41:44,817 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-06 00:41:44,817 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:41:44,874 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:41:44,874 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 00:41:44,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:41:44 BoogieIcfgContainer [2024-12-06 00:41:44,875 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:41:44,876 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:41:44,876 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:41:44,885 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:41:44,885 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:41:44" (1/1) ... [2024-12-06 00:41:44,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:41:44,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:41:44,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2024-12-06 00:41:44,940 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2024-12-06 00:41:44,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:41:44,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:41:44,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:41:45,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:41:45,148 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:41:45,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:41:45,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:41:45,303 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:41:45,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:41:45,376 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 00:41:45,414 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 12:41:45 ImpRootNode [2024-12-06 00:41:45,414 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 00:41:45,415 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 00:41:45,415 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 00:41:45,415 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 00:41:45,416 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:41:44" (3/4) ... [2024-12-06 00:41:45,418 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 00:41:45,419 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 00:41:45,420 INFO L158 Benchmark]: Toolchain (without parser) took 1080.34ms. Allocated memory is still 142.6MB. Free memory was 116.7MB in the beginning and 111.4MB in the end (delta: 5.3MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2024-12-06 00:41:45,420 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:41:45,420 INFO L158 Benchmark]: CACSL2BoogieTranslator took 188.22ms. Allocated memory is still 142.6MB. Free memory was 116.5MB in the beginning and 104.7MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:41:45,421 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.46ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 103.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:41:45,421 INFO L158 Benchmark]: Boogie Preprocessor took 16.03ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 102.5MB in the end (delta: 827.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:41:45,422 INFO L158 Benchmark]: RCFGBuilder took 301.51ms. Allocated memory is still 142.6MB. Free memory was 102.5MB in the beginning and 85.9MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 00:41:45,422 INFO L158 Benchmark]: CodeCheck took 538.96ms. Allocated memory is still 142.6MB. Free memory was 85.9MB in the beginning and 111.4MB in the end (delta: -25.5MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. [2024-12-06 00:41:45,422 INFO L158 Benchmark]: Witness Printer took 3.61ms. Allocated memory is still 142.6MB. Free memory was 111.4MB in the beginning and 111.4MB in the end (delta: 15.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:41:45,425 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, 29 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 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, ConComCheckerStatistics: 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 someUnaryDOUBLEoperation at line 31, overapproximation of someBinaryDOUBLEComparisonOperation at line 62, overapproximation of someBinaryDOUBLEComparisonOperation at line 67. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 4; [L23] unsigned long int var_1_3 = 3854620897; [L24] unsigned long int var_1_4 = 1; [L25] unsigned long int var_1_5 = 5; [L26] unsigned long int var_1_6 = 1934698459; [L27] unsigned long int var_1_7 = 1000000000; [L28] unsigned long int var_1_8 = 0; [L29] unsigned long int var_1_9 = 16; [L30] double var_1_10 = 31.375; [L31] double var_1_11 = -0.6; [L71] isInitial = 1 [L72] FCALL initially() [L74] FCALL updateLastVariables() [L75] CALL updateVariables() [L43] var_1_3 = __VERIFIER_nondet_ulong() [L44] CALL assume_abort_if_not(var_1_3 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1, var_1_5=5, var_1_6=1934698459, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L20] COND FALSE !(!cond) [L44] RET assume_abort_if_not(var_1_3 >= 2147483647) VAL [isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1, var_1_5=5, var_1_6=1934698459, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L45] CALL assume_abort_if_not(var_1_3 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1, var_1_5=5, var_1_6=1934698459, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L20] COND FALSE !(!cond) [L45] RET assume_abort_if_not(var_1_3 <= 4294967295) VAL [isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1, var_1_5=5, var_1_6=1934698459, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L46] var_1_4 = __VERIFIER_nondet_ulong() [L47] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_5=5, var_1_6=1934698459, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L20] COND FALSE !(!cond) [L47] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_5=5, var_1_6=1934698459, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L48] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=5, var_1_6=1934698459, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L20] COND FALSE !(!cond) [L48] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=5, var_1_6=1934698459, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L49] var_1_5 = __VERIFIER_nondet_ulong() [L50] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_6=1934698459, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L20] COND FALSE !(!cond) [L50] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_6=1934698459, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L51] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=1934698459, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L20] COND FALSE !(!cond) [L51] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=1934698459, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L52] var_1_6 = __VERIFIER_nondet_ulong() [L53] CALL assume_abort_if_not(var_1_6 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L20] COND FALSE !(!cond) [L53] RET assume_abort_if_not(var_1_6 >= 1073741823) VAL [isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L54] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L20] COND FALSE !(!cond) [L54] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=1000000000, var_1_8=0, var_1_9=16] [L55] var_1_7 = __VERIFIER_nondet_ulong() [L56] CALL assume_abort_if_not(var_1_7 >= 536870911) VAL [\old(cond)=1, isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=-7516192769, var_1_8=0, var_1_9=16] [L20] COND FALSE !(!cond) [L56] RET assume_abort_if_not(var_1_7 >= 536870911) VAL [isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=-7516192769, var_1_8=0, var_1_9=16] [L57] CALL assume_abort_if_not(var_1_7 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=-7516192769, var_1_8=0, var_1_9=16] [L20] COND FALSE !(!cond) [L57] RET assume_abort_if_not(var_1_7 <= 1073741823) VAL [isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=-7516192769, var_1_8=0, var_1_9=16] [L58] var_1_8 = __VERIFIER_nondet_ulong() [L59] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=16] [L20] COND FALSE !(!cond) [L59] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=-7516192769, var_1_9=16] [L60] CALL assume_abort_if_not(var_1_8 <= 536870911) VAL [\old(cond)=1, isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=-7516192769, var_1_8=0, var_1_9=16] [L20] COND FALSE !(!cond) [L60] RET assume_abort_if_not(var_1_8 <= 536870911) VAL [isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=-7516192769, var_1_8=0, var_1_9=16] [L61] var_1_11 = __VERIFIER_nondet_double() [L62] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=-7516192769, var_1_8=0, var_1_9=16] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=251/8, var_1_1=4, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=-7516192769, var_1_8=0, var_1_9=16] [L75] RET updateVariables() [L76] CALL step() [L35] var_1_9 = var_1_7 [L36] var_1_10 = var_1_11 [L37] unsigned long int stepLocal_0 = var_1_9; [L38] COND TRUE stepLocal_0 >= (var_1_3 - ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5)))) [L39] var_1_1 = (var_1_4 + (var_1_6 - (var_1_7 - var_1_8))) [L76] RET step() [L77] CALL, EXPR property() [L67-L68] return (((var_1_9 >= (var_1_3 - ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))) ? (var_1_1 == ((unsigned long int) (var_1_4 + (var_1_6 - (var_1_7 - var_1_8))))) : 1) && (var_1_9 == ((unsigned long int) var_1_7))) && (var_1_10 == ((double) var_1_11)) ; [L77] RET, EXPR property() [L77] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=2, var_1_11=2, var_1_1=5368709120, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=-7516192769, var_1_8=0, var_1_9=-7516192769] [L19] reach_error() VAL [isInitial=1, var_1_10=2, var_1_11=2, var_1_1=5368709120, var_1_3=-2147483649, var_1_4=1073741824, var_1_5=-3221225472, var_1_6=-3221225473, var_1_7=-7516192769, var_1_8=0, var_1_9=-7516192769] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 188.22ms. Allocated memory is still 142.6MB. Free memory was 116.5MB in the beginning and 104.7MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.46ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 103.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 16.03ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 102.5MB in the end (delta: 827.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 301.51ms. Allocated memory is still 142.6MB. Free memory was 102.5MB in the beginning and 85.9MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 538.96ms. Allocated memory is still 142.6MB. Free memory was 85.9MB in the beginning and 111.4MB in the end (delta: -25.5MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. * Witness Printer took 3.61ms. Allocated memory is still 142.6MB. Free memory was 111.4MB in the beginning and 111.4MB in the end (delta: 15.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 00:41:45,442 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 473c6c098417e653140bb6e4cb3c44882ec0d7e6b7ae197524bf5de6070b7483 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:41:47,462 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:41:47,547 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 00:41:47,572 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:41:47,573 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:41:47,573 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:41:47,573 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:41:47,573 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:41:47,574 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:41:47,574 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:41:47,574 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:41:47,574 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:41:47,574 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:41:47,574 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:41:47,574 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:41:47,574 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:41:47,574 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:41:47,575 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:41:47,575 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:41:47,575 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:41:47,575 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:41:47,575 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:41:47,575 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:41:47,575 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:41:47,575 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:41:47,575 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:41:47,575 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:41:47,575 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:41:47,576 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:41:47,576 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:41:47,576 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:41:47,576 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:41:47,576 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:41:47,576 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:41:47,576 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:41:47,576 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:41:47,576 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 473c6c098417e653140bb6e4cb3c44882ec0d7e6b7ae197524bf5de6070b7483 [2024-12-06 00:41:47,823 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:41:47,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:41:47,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:41:47,836 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:41:47,837 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:41:47,838 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-72.i [2024-12-06 00:41:50,549 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/data/b12db0f66/b326c795959043f9a8ab51faadd6dacb/FLAGc16687dc0 [2024-12-06 00:41:50,721 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:41:50,722 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-72.i [2024-12-06 00:41:50,730 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/data/b12db0f66/b326c795959043f9a8ab51faadd6dacb/FLAGc16687dc0 [2024-12-06 00:41:50,742 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/data/b12db0f66/b326c795959043f9a8ab51faadd6dacb [2024-12-06 00:41:50,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:41:50,744 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:41:50,745 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:41:50,745 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:41:50,749 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:41:50,749 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:41:50" (1/1) ... [2024-12-06 00:41:50,750 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@274baea2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:50, skipping insertion in model container [2024-12-06 00:41:50,750 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:41:50" (1/1) ... [2024-12-06 00:41:50,762 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:41:50,883 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_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-72.i[915,928] [2024-12-06 00:41:50,909 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:41:50,922 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:41:50,932 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_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount10_file-72.i[915,928] [2024-12-06 00:41:50,945 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:41:50,959 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:41:50,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:50 WrapperNode [2024-12-06 00:41:50,959 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:41:50,960 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:41:50,960 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:41:50,960 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:41:50,965 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:50" (1/1) ... [2024-12-06 00:41:50,973 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:50" (1/1) ... [2024-12-06 00:41:50,991 INFO L138 Inliner]: procedures = 27, calls = 26, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 82 [2024-12-06 00:41:50,992 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:41:50,992 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:41:50,992 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:41:50,992 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:41:50,998 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:50" (1/1) ... [2024-12-06 00:41:50,998 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:50" (1/1) ... [2024-12-06 00:41:51,001 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:50" (1/1) ... [2024-12-06 00:41:51,002 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:50" (1/1) ... [2024-12-06 00:41:51,008 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:50" (1/1) ... [2024-12-06 00:41:51,009 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:50" (1/1) ... [2024-12-06 00:41:51,012 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:50" (1/1) ... [2024-12-06 00:41:51,014 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:50" (1/1) ... [2024-12-06 00:41:51,015 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:50" (1/1) ... [2024-12-06 00:41:51,018 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:41:51,018 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:41:51,019 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:41:51,019 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:41:51,020 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:41:50" (1/1) ... [2024-12-06 00:41:51,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:41:51,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:41:51,046 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:41:51,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:41:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:41:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:41:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 00:41:51,068 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 00:41:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:41:51,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:41:51,131 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:41:51,133 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:41:51,297 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-12-06 00:41:51,298 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:41:51,351 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:41:51,351 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 00:41:51,352 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:41:51 BoogieIcfgContainer [2024-12-06 00:41:51,352 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:41:51,353 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:41:51,353 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:41:51,360 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:41:51,361 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:41:51" (1/1) ... [2024-12-06 00:41:51,367 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:41:51,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:41:51,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2024-12-06 00:41:51,404 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2024-12-06 00:41:51,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:41:51,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:41:51,408 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:41:51,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:41:51,410 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:41:51,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 00:41:51,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:41:51,719 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:41:51,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:41:51,777 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:41:51,784 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:41:53,094 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:41:53,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 00:41:53,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:41:53,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:41:53,733 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:41:53,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:41:53,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:41:53,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:41:53,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:41:53,737 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:41:53,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 00:41:54,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:41:54,046 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:41:54,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:41:54,104 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:41:54,109 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:41:54,991 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:41:54,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-06 00:41:55,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:41:55,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:41:55,006 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:41:55,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:41:55,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:41:55,007 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:41:55,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:41:55,009 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:41:55,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 00:41:55,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:41:55,412 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:41:55,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:41:55,458 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:41:55,461 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:41:56,148 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:41:56,152 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 00:41:56,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:41:56,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:41:56,160 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:41:56,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:41:56,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:41:56,162 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:41:56,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:41:56,164 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:41:56,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 00:41:56,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:41:56,441 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:41:56,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:41:56,476 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:41:56,479 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:41:56,954 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:41:56,957 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 00:41:56,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:41:56,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:41:56,964 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:41:56,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:41:56,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:41:56,966 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:41:56,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:41:56,968 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:41:56,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 00:41:57,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:41:57,227 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:41:57,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:41:57,264 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:41:57,266 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:41:57,730 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:41:57,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 00:41:57,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:41:57,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:41:57,744 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:41:57,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:41:57,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:41:57,746 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:41:57,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:41:57,748 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:41:57,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 00:41:58,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:41:58,027 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:41:58,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:41:58,056 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:41:58,058 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:41:58,449 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:41:58,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 00:41:58,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:41:58,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:41:58,459 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:41:58,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:41:58,460 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:41:58,460 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:41:58,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:41:58,462 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:41:58,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 00:41:58,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:41:58,725 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:41:58,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:41:58,757 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:41:58,759 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:41:59,146 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:41:59,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 00:41:59,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:41:59,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:41:59,153 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:41:59,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:41:59,154 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:41:59,154 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:41:59,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:41:59,156 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:41:59,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 00:41:59,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:41:59,415 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:41:59,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:41:59,443 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:41:59,445 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:41:59,854 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:41:59,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 00:41:59,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:41:59,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:41:59,860 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:41:59,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:41:59,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:41:59,861 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:41:59,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:41:59,863 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:41:59,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 00:42:00,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:00,106 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:00,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:00,131 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:00,133 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:00,549 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:00,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 00:42:00,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:00,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:00,557 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:00,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:00,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:00,558 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:00,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:00,560 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:00,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 00:42:00,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:00,820 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:00,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:00,852 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:00,854 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:01,263 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:01,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 00:42:01,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:01,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:01,270 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:01,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:01,271 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:01,271 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:01,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:01,273 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:01,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 00:42:01,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:01,546 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:01,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:01,576 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:01,578 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:01,992 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:01,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 00:42:01,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:01,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:01,999 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:02,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:02,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:02,000 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:02,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:02,002 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:02,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 00:42:02,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:02,252 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:02,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:02,278 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:02,280 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:02,685 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:02,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 00:42:02,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:02,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:02,691 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:02,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:02,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:02,691 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:02,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:02,693 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:02,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 00:42:02,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:02,947 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:02,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:02,973 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:02,975 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:03,399 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:03,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 00:42:03,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:03,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:03,407 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:03,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:03,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:03,408 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:03,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:03,411 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:03,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 00:42:03,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:03,690 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:03,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:03,723 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:03,725 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:04,139 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:04,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 00:42:04,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:04,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:04,146 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:04,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:04,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:04,147 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:04,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:04,149 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:04,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 00:42:04,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:04,406 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:04,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:04,441 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:04,442 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:04,872 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:04,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 00:42:04,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:04,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:04,880 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:04,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:04,881 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:04,881 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:04,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:04,883 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:04,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 00:42:05,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:05,146 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:05,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:05,174 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:05,175 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:05,601 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:05,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 00:42:05,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:05,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:05,608 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:05,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:05,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:05,609 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:05,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:05,611 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:05,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 00:42:05,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:05,943 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:05,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:05,975 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:05,976 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:06,479 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:06,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 00:42:06,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:06,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:06,487 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:06,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:06,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:06,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:06,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:06,490 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:06,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 00:42:06,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:06,816 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:06,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:06,847 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:06,849 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:07,287 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:07,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 00:42:07,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:07,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:07,295 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:07,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:07,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:07,296 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:07,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:07,298 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:07,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 00:42:07,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:07,548 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:07,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:07,573 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:07,574 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:07,935 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:07,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 00:42:07,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:07,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:07,941 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:07,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:07,941 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:07,941 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:07,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:07,943 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:07,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 00:42:08,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:08,198 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:08,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:08,224 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:08,225 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:08,589 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:08,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 00:42:08,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:08,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:08,595 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:08,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:08,595 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:08,595 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:08,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:08,597 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:08,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 00:42:08,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:08,830 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:08,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:08,855 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:08,857 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:09,179 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:09,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 00:42:09,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:09,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:09,184 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:09,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:09,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:09,184 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:09,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:09,185 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:09,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 00:42:09,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:09,411 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:09,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:09,434 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:09,435 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:09,773 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:09,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 00:42:09,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:09,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:09,780 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:09,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:09,780 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:09,781 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:09,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:09,782 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:09,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 00:42:10,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:10,014 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:10,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:10,039 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:10,040 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:10,389 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:10,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 00:42:10,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:10,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:10,396 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:10,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:10,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:10,397 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:10,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:10,398 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:10,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 00:42:10,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:10,633 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:10,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:10,661 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:10,662 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:11,043 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:11,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 00:42:11,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:11,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:11,049 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:11,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:11,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:11,049 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:11,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:11,051 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:11,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 00:42:11,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:11,310 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:11,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:11,339 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:11,340 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:11,703 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:11,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 00:42:11,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:11,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:11,709 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:11,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:11,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:11,710 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:11,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:11,712 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:11,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 00:42:11,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:11,961 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:11,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:11,987 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:11,988 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:12,366 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:12,369 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 00:42:12,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:12,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:12,372 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:12,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:12,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:12,373 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:12,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:12,375 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:12,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 00:42:12,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:12,634 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:12,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:12,670 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:12,671 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:13,033 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:13,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 00:42:13,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:13,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:13,039 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:13,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:13,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:13,040 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:13,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:13,042 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:13,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 00:42:13,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:13,315 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:13,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:13,343 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:13,344 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:13,705 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:13,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Forceful destruction successful, exit code 0 [2024-12-06 00:42:13,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:13,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:13,711 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:13,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:13,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:13,712 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:13,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:13,713 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:13,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 00:42:13,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:13,971 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:13,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:13,998 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:13,999 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:14,374 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:14,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 00:42:14,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:14,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:14,380 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:14,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:14,381 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:14,381 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:14,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:14,383 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:14,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 00:42:14,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:14,642 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:14,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:14,670 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:14,672 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:15,059 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:15,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 00:42:15,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:15,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:15,064 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:15,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:15,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:15,065 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:15,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:15,066 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:15,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 00:42:15,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:15,339 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:15,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:15,377 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:15,378 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:15,789 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:15,792 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 00:42:15,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:15,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:15,796 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:15,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:15,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:15,796 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:15,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:15,798 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:15,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 00:42:16,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:16,088 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:16,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:16,114 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:16,116 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:16,504 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:16,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 00:42:16,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:16,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:16,511 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:16,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:16,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:16,511 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:16,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:16,513 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:16,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 00:42:16,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:16,776 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:16,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:16,804 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:16,805 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:17,192 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:17,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-06 00:42:17,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:17,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:17,197 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:17,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:17,197 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:17,198 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:17,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:17,199 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:17,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-06 00:42:17,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:17,455 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:17,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:17,482 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:17,484 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:17,889 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:17,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-06 00:42:17,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:17,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:17,894 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:17,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:17,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:17,895 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:17,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:17,896 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:17,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-06 00:42:18,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:18,159 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:18,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:18,183 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:18,184 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:18,551 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:18,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-06 00:42:18,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:18,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:18,557 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:18,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:18,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:18,557 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:18,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:18,559 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:18,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-06 00:42:18,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:18,815 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:18,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:18,846 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:18,847 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:19,255 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:19,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-06 00:42:19,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:19,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:19,260 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:19,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:19,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:19,261 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:19,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:19,262 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:19,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-06 00:42:19,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:19,538 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:19,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:19,564 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:19,565 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:19,940 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:19,942 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-06 00:42:19,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:19,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:19,944 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:19,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:19,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:19,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:19,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:19,946 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:19,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-06 00:42:20,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:20,203 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:20,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:20,229 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:20,230 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:20,666 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:20,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-06 00:42:20,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:20,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:20,674 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:20,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:20,674 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:20,675 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:20,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:20,676 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:20,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-06 00:42:20,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:20,989 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:21,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:21,023 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:21,024 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:21,513 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:21,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-06 00:42:21,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:21,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:21,519 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:21,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:21,519 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:21,519 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:21,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:21,521 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:21,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-06 00:42:21,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:21,846 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:21,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:21,876 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:21,878 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:22,349 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:22,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-06 00:42:22,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:22,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:22,355 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:22,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:22,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:22,356 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:22,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:22,357 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:22,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-06 00:42:22,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:22,674 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:22,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:22,709 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:22,710 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:23,203 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:23,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-06 00:42:23,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:23,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:23,209 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:23,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:23,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:23,209 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:23,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:23,211 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:23,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-06 00:42:23,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:23,524 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:23,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:23,556 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:23,558 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:24,033 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:24,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-06 00:42:24,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:24,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:24,040 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:24,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:24,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:24,040 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:24,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:24,042 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:24,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-06 00:42:24,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:24,365 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:24,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:24,396 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:24,397 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:24,824 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:24,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-06 00:42:24,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:24,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:24,831 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:24,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:24,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:24,831 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:24,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:24,833 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:24,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-06 00:42:25,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:25,151 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:25,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:25,184 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:25,185 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:25,686 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:25,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-06 00:42:25,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:25,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:25,692 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:25,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:25,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:25,693 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:25,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:25,694 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:25,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-06 00:42:26,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:26,019 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:26,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:26,050 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:26,051 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:26,507 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:26,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-06 00:42:26,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:26,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:26,513 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:26,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:26,513 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:26,513 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:26,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:26,515 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:26,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-06 00:42:26,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:26,836 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:26,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:26,869 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:26,871 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:27,261 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:27,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-06 00:42:27,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:27,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:27,266 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:27,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:27,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:27,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:27,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:27,268 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:27,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-06 00:42:27,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:27,516 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:27,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:27,542 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:27,543 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:27,918 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:27,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-12-06 00:42:27,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:27,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:27,923 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:27,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:27,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:27,923 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:27,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:27,925 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:27,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-06 00:42:28,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:28,180 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:28,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:28,204 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:28,205 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:28,563 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:28,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-12-06 00:42:28,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:28,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:28,568 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:28,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:28,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:28,568 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:28,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:28,570 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:28,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-12-06 00:42:28,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:28,801 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:28,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:28,825 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:28,826 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:29,132 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:29,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-12-06 00:42:29,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:29,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:29,137 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:29,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:29,138 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:29,138 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:29,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:29,139 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:29,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-12-06 00:42:29,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:29,370 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:29,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:29,396 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:29,397 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:29,739 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:29,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-12-06 00:42:29,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:29,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:29,744 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:29,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:29,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:29,744 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:29,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:29,746 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:29,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-12-06 00:42:29,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:29,972 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:29,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:29,996 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:29,997 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:30,336 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:30,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-12-06 00:42:30,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:30,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:30,341 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:30,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:30,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:30,341 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:30,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:30,342 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:30,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-12-06 00:42:30,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:30,567 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:30,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:30,590 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:30,591 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:30,926 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:30,928 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-12-06 00:42:30,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:30,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:30,931 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:30,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:30,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:30,931 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:30,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:30,933 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:30,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-12-06 00:42:31,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:31,163 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:31,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:31,188 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:31,190 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:31,551 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:31,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-12-06 00:42:31,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:31,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:31,557 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:31,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:31,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:31,557 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:31,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:31,559 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:31,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-12-06 00:42:31,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:31,808 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:31,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:31,835 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:31,836 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:32,189 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:32,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-12-06 00:42:32,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:32,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:32,194 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:32,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:32,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:32,194 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:32,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:32,196 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:32,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-12-06 00:42:32,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:32,420 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:32,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:32,443 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:32,444 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:32,749 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:32,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-12-06 00:42:32,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:32,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:32,754 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:32,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:32,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:32,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:32,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:32,756 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:32,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-12-06 00:42:32,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:32,982 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:33,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:33,007 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:33,008 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:33,319 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:33,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Forceful destruction successful, exit code 0 [2024-12-06 00:42:33,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:33,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:33,324 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:33,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:33,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:33,325 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:33,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:33,326 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:33,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-12-06 00:42:33,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:33,556 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:33,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:33,581 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:33,582 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:33,901 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:33,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-12-06 00:42:33,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:33,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:33,906 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:33,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:33,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:33,906 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:33,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:33,908 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:33,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-12-06 00:42:34,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:34,151 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:34,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:34,173 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:34,174 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:34,486 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:34,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-12-06 00:42:34,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:34,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:34,491 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:34,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:34,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:34,491 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:34,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:34,493 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:34,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-12-06 00:42:34,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:34,716 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:34,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:34,738 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:34,739 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:35,058 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:35,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-12-06 00:42:35,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:35,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:35,063 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:35,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:35,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:35,063 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:35,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:35,065 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:35,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-12-06 00:42:35,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:35,298 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:35,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:35,326 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:35,327 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:35,677 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:35,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-12-06 00:42:35,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:35,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:35,682 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:35,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:35,682 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:35,682 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:35,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:35,684 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:35,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-12-06 00:42:35,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:35,910 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:35,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:35,933 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:35,934 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:36,278 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:36,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Ended with exit code 0 [2024-12-06 00:42:36,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:36,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:36,283 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:36,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:36,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:36,283 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:36,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:36,284 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:36,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-12-06 00:42:36,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:36,524 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:36,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:36,549 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:36,550 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:36,866 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:36,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-12-06 00:42:36,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:36,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:36,871 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:36,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:36,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:36,871 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:36,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:36,872 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:36,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-12-06 00:42:37,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:37,097 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:37,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:37,121 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:37,122 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:37,463 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:37,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Ended with exit code 0 [2024-12-06 00:42:37,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:37,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:37,468 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:37,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:37,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:37,468 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:37,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:37,470 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:37,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-12-06 00:42:37,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:37,694 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:37,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:37,723 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:37,724 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:38,045 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:38,047 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Ended with exit code 0 [2024-12-06 00:42:38,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:38,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:38,052 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:38,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:38,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:38,053 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:38,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:38,054 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:38,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-12-06 00:42:38,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:38,283 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:38,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:38,307 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:38,308 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:38,637 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:38,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Forceful destruction successful, exit code 0 [2024-12-06 00:42:38,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:38,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:38,642 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:38,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:38,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:38,642 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:38,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:38,643 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:38,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-12-06 00:42:38,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:38,870 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:38,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:38,893 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:38,894 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:39,223 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:39,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2024-12-06 00:42:39,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:39,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:39,227 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:39,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:39,228 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:39,228 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:39,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:39,229 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:39,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-12-06 00:42:39,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:39,474 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:39,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:39,497 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:39,498 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:39,812 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:39,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2024-12-06 00:42:39,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:39,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:39,817 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:39,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:39,818 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:39,818 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:39,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:39,819 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:39,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-12-06 00:42:40,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:40,048 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:40,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:40,072 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:40,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:40,415 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:40,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2024-12-06 00:42:40,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:40,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:40,420 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:40,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:40,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:40,420 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:40,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:40,421 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:40,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-12-06 00:42:40,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:40,651 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:40,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:40,677 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:40,677 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:40,986 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:40,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2024-12-06 00:42:40,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:40,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:40,991 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:40,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:40,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:40,991 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:40,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:40,992 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:40,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-12-06 00:42:41,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:41,223 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:41,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:41,248 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:41,249 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:41,590 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:41,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-12-06 00:42:41,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:41,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:41,595 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:41,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:41,595 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:41,595 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:41,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:41,597 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:41,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-12-06 00:42:41,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:41,825 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:41,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:41,851 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:41,852 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:42,209 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:42,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Ended with exit code 0 [2024-12-06 00:42:42,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:42,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:42,214 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:42,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:42,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:42,214 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:42,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:42,216 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:42,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-12-06 00:42:42,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:42,441 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:42,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:42,463 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:42,464 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:42,819 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:42,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2024-12-06 00:42:42,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:42,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:42,824 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:42,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:42,824 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:42,824 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:42,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:42,825 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:42,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-12-06 00:42:43,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:43,055 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:43,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:43,078 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:43,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:43,407 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:43,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Ended with exit code 0 [2024-12-06 00:42:43,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:43,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:43,412 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:43,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:43,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:43,412 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:43,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:43,413 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:43,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-12-06 00:42:43,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:43,633 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:43,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:43,656 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:43,657 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:44,004 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:44,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2024-12-06 00:42:44,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:44,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:44,009 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:44,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:44,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:44,009 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:44,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:44,011 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:44,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-12-06 00:42:44,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:44,238 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:44,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:44,263 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:44,264 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:44,592 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:44,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Ended with exit code 0 [2024-12-06 00:42:44,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:44,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:44,597 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:44,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:44,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:44,597 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:44,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:44,598 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:44,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-12-06 00:42:44,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:44,816 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:44,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:44,839 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:44,839 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:45,190 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:45,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Ended with exit code 0 [2024-12-06 00:42:45,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:45,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:45,195 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:45,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:45,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:45,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:45,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:45,197 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:45,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-12-06 00:42:45,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:45,415 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:45,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:45,439 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:45,439 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:45,776 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:45,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Ended with exit code 0 [2024-12-06 00:42:45,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:45,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:45,782 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:45,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:45,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:45,782 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:45,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:45,784 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:45,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-12-06 00:42:46,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:46,012 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:46,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:46,036 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:46,037 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:46,388 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:46,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Ended with exit code 0 [2024-12-06 00:42:46,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:46,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:46,393 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:46,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:46,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:46,393 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:46,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:46,395 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:46,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-12-06 00:42:46,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:46,622 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:46,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:46,644 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:46,645 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:46,969 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:46,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Ended with exit code 0 [2024-12-06 00:42:46,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:46,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:46,974 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:46,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:46,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:46,974 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:46,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:46,976 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:46,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-12-06 00:42:47,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:47,192 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:47,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:47,214 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:47,215 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:47,523 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:47,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Ended with exit code 0 [2024-12-06 00:42:47,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:47,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:47,528 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:47,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:47,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:47,528 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:47,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:47,530 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:47,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-12-06 00:42:47,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:47,757 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:47,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:47,779 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:47,779 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:48,091 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:48,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Ended with exit code 0 [2024-12-06 00:42:48,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:48,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:48,095 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:48,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:48,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:48,096 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:48,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:48,097 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:48,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-12-06 00:42:48,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:48,327 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:48,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:48,350 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:48,350 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:48,695 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:48,697 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Ended with exit code 0 [2024-12-06 00:42:48,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:48,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:48,699 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:48,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:48,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:48,700 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:48,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:48,701 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:48,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-12-06 00:42:48,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:48,928 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:48,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:48,950 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:48,951 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:49,277 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:49,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Ended with exit code 0 [2024-12-06 00:42:49,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:49,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:49,282 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:49,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:49,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:49,283 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:49,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:49,284 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:49,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-12-06 00:42:49,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:49,515 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:49,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:49,540 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:49,541 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:49,875 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:49,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Ended with exit code 0 [2024-12-06 00:42:49,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:49,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:49,880 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:49,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:49,881 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:49,881 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:49,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:49,882 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:49,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-12-06 00:42:50,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:50,106 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:50,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:50,130 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:50,130 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:50,463 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:50,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Ended with exit code 0 [2024-12-06 00:42:50,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:50,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:50,467 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:50,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:50,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:50,468 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:50,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:50,469 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:50,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-12-06 00:42:50,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:50,696 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:50,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:50,720 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:50,720 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:51,057 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:51,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Ended with exit code 0 [2024-12-06 00:42:51,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:51,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:51,063 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:51,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:51,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:51,064 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:51,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:51,065 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:51,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-12-06 00:42:51,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:51,304 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:51,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:51,326 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:51,326 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:51,673 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:51,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Ended with exit code 0 [2024-12-06 00:42:51,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:51,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:51,678 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:51,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:51,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:51,678 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:51,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:51,680 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:51,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-12-06 00:42:51,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:51,896 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:51,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:51,919 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:51,920 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:52,248 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:52,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Ended with exit code 0 [2024-12-06 00:42:52,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:52,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:52,253 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:52,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:52,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:52,254 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:52,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:52,255 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:52,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-12-06 00:42:52,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:52,484 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:52,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:52,506 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:52,507 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:52,837 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:52,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Ended with exit code 0 [2024-12-06 00:42:52,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:52,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:52,842 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:52,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:52,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:52,842 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:52,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:52,843 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:52,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-12-06 00:42:53,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:53,083 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:53,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:53,108 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:53,109 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:53,432 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:53,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Ended with exit code 0 [2024-12-06 00:42:53,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:53,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:53,437 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:53,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:53,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:53,437 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:53,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:53,438 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:53,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-12-06 00:42:53,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:53,658 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:53,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:53,685 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:53,686 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:54,006 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:54,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Ended with exit code 0 [2024-12-06 00:42:54,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:54,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:54,010 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:54,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:54,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:54,011 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:54,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:54,012 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:54,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-12-06 00:42:54,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:54,233 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:54,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:54,257 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:54,258 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:54,585 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:54,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Ended with exit code 0 [2024-12-06 00:42:54,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:54,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:54,590 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:54,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:54,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:54,591 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:54,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:54,592 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:54,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-12-06 00:42:54,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:54,817 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:54,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:54,841 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:54,842 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:55,188 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:55,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Ended with exit code 0 [2024-12-06 00:42:55,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:55,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:55,193 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:55,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:55,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:55,194 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:55,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:55,195 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:55,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-12-06 00:42:55,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:55,424 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:55,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:55,447 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:55,448 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:55,776 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:55,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Ended with exit code 0 [2024-12-06 00:42:55,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:55,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:55,780 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:55,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:55,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:55,781 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:55,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:55,782 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:55,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-12-06 00:42:56,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:56,007 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:56,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:56,030 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:56,031 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:56,362 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:56,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Ended with exit code 0 [2024-12-06 00:42:56,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:56,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:56,368 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:56,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:56,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:56,368 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:56,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:56,370 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:56,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-12-06 00:42:56,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:56,600 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:56,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:56,622 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:56,623 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:56,920 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:56,922 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Ended with exit code 0 [2024-12-06 00:42:56,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:56,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:56,924 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:56,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:56,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:56,924 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:56,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:56,926 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:56,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-12-06 00:42:57,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:57,153 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:57,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:57,175 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:57,176 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:57,505 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:57,508 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Ended with exit code 0 [2024-12-06 00:42:57,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:57,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:57,510 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:57,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:57,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:57,510 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:57,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:57,511 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:57,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-12-06 00:42:57,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:57,738 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:57,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:57,760 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:57,761 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:58,085 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:58,087 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Ended with exit code 0 [2024-12-06 00:42:58,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:58,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:58,090 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:58,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:58,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:58,090 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:58,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:58,091 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:58,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-12-06 00:42:58,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:58,307 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:58,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:58,328 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:58,329 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:58,641 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:58,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Ended with exit code 0 [2024-12-06 00:42:58,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:58,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:58,646 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:58,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:58,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:58,646 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:58,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:58,648 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:58,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-12-06 00:42:58,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:58,876 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:58,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:58,899 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:58,899 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:59,251 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:59,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Ended with exit code 0 [2024-12-06 00:42:59,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:59,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:59,256 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:59,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:59,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:59,256 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:59,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:59,258 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:59,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-12-06 00:42:59,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:59,487 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:42:59,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:42:59,509 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:42:59,510 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:42:59,855 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:42:59,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Ended with exit code 0 [2024-12-06 00:42:59,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:42:59,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:42:59,860 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:42:59,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:42:59,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:42:59,860 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:42:59,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:42:59,862 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:42:59,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-12-06 00:43:00,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:00,091 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:00,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:00,116 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:00,116 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:00,463 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:00,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Ended with exit code 0 [2024-12-06 00:43:00,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:00,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:00,468 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:00,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:00,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:00,468 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:00,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:00,470 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:00,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-12-06 00:43:00,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:00,693 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:00,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:00,715 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:00,716 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:01,014 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:01,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Ended with exit code 0 [2024-12-06 00:43:01,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:01,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:01,018 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:01,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:01,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:01,019 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:01,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:01,020 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:01,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-12-06 00:43:01,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:01,255 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:01,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:01,278 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:01,279 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:01,649 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:01,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Ended with exit code 0 [2024-12-06 00:43:01,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:01,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:01,654 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:01,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:01,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:01,655 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:01,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:01,656 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:01,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-12-06 00:43:01,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:01,884 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:01,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:01,906 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:01,907 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:02,240 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:02,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Forceful destruction successful, exit code 0 [2024-12-06 00:43:02,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:02,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:02,246 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:02,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:02,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:02,247 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:02,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:02,248 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:02,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2024-12-06 00:43:02,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:02,471 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:02,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:02,494 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:02,495 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:02,827 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:02,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Ended with exit code 0 [2024-12-06 00:43:02,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:02,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:02,832 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:02,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:02,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:02,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:02,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:02,834 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:02,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2024-12-06 00:43:03,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:03,077 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:03,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:03,100 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:03,100 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:03,428 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:03,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Ended with exit code 0 [2024-12-06 00:43:03,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:03,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:03,433 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:03,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:03,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:03,434 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:03,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:03,435 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:03,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2024-12-06 00:43:03,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:03,664 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:03,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:03,686 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:03,687 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:04,040 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:04,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Forceful destruction successful, exit code 0 [2024-12-06 00:43:04,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:04,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:04,044 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:04,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:04,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:04,045 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:04,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:04,046 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:04,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Waiting until timeout for monitored process [2024-12-06 00:43:04,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:04,275 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:04,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:04,298 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:04,299 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:04,627 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:04,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Ended with exit code 0 [2024-12-06 00:43:04,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:04,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:04,632 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:04,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:04,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:04,632 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:04,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:04,634 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:04,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Waiting until timeout for monitored process [2024-12-06 00:43:04,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:04,858 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:04,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:04,880 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:04,881 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:05,199 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:05,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Ended with exit code 0 [2024-12-06 00:43:05,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:05,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:05,203 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:05,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:05,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:05,204 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:05,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:05,205 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:05,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Waiting until timeout for monitored process [2024-12-06 00:43:05,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:05,427 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:05,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:05,449 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:05,449 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:05,816 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:05,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Ended with exit code 0 [2024-12-06 00:43:05,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:05,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:05,821 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:05,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:05,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:05,821 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:05,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:05,823 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:05,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Waiting until timeout for monitored process [2024-12-06 00:43:06,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:06,063 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:06,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:06,085 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:06,087 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:06,405 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:06,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Ended with exit code 0 [2024-12-06 00:43:06,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:06,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:06,410 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:06,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:06,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:06,410 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:06,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:06,411 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:06,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Waiting until timeout for monitored process [2024-12-06 00:43:06,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:06,628 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:06,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:06,652 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:06,652 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:06,979 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:06,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Ended with exit code 0 [2024-12-06 00:43:06,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:06,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:06,985 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:06,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:06,985 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:06,985 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:06,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:06,987 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:06,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Waiting until timeout for monitored process [2024-12-06 00:43:07,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:07,213 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:07,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:07,235 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:07,236 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:07,561 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:07,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Ended with exit code 0 [2024-12-06 00:43:07,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:07,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:07,565 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:07,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:07,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:07,565 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:07,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:07,566 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:07,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Waiting until timeout for monitored process [2024-12-06 00:43:07,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:07,795 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:07,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:07,821 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:07,821 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:08,151 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:08,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Ended with exit code 0 [2024-12-06 00:43:08,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:08,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:08,156 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:08,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:08,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:08,157 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:08,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:08,158 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:08,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Waiting until timeout for monitored process [2024-12-06 00:43:08,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:08,385 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:08,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:08,406 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:08,407 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:08,744 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:08,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Ended with exit code 0 [2024-12-06 00:43:08,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:08,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:08,749 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:08,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:08,749 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:08,749 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:08,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:08,751 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:08,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Waiting until timeout for monitored process [2024-12-06 00:43:08,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:08,976 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:08,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:08,998 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:08,999 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:09,325 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:09,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Forceful destruction successful, exit code 0 [2024-12-06 00:43:09,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:09,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:09,330 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:09,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:09,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:09,330 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:09,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:09,331 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:09,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Waiting until timeout for monitored process [2024-12-06 00:43:09,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:09,557 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:09,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:09,582 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:09,582 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:09,902 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:09,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Ended with exit code 0 [2024-12-06 00:43:09,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:09,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:09,907 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:09,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:09,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:09,908 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:09,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:09,909 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:09,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Waiting until timeout for monitored process [2024-12-06 00:43:10,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:10,135 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:10,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:10,157 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:10,158 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:10,476 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:10,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Ended with exit code 0 [2024-12-06 00:43:10,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:10,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:10,481 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:10,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:10,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:10,481 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:10,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:10,482 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:10,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Waiting until timeout for monitored process [2024-12-06 00:43:10,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:10,703 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:10,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:10,725 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:10,726 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:11,050 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:11,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Forceful destruction successful, exit code 0 [2024-12-06 00:43:11,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:11,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:11,055 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:11,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:11,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:11,055 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:11,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:11,056 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:11,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Waiting until timeout for monitored process [2024-12-06 00:43:11,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:11,291 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:11,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:11,314 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:11,314 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:11,635 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:11,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Ended with exit code 0 [2024-12-06 00:43:11,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:11,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:11,640 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:11,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:11,641 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:11,641 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:11,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:11,642 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:11,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Waiting until timeout for monitored process [2024-12-06 00:43:11,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:11,900 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:11,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:11,922 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:11,923 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:12,233 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:12,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Ended with exit code 0 [2024-12-06 00:43:12,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:12,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:12,239 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:12,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:12,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:12,239 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:12,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:12,240 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:12,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Waiting until timeout for monitored process [2024-12-06 00:43:12,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:12,466 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:12,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:12,489 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:12,490 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:12,796 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:12,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Ended with exit code 0 [2024-12-06 00:43:12,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:12,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:12,800 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:12,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:12,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:12,800 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:12,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:12,802 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:12,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Waiting until timeout for monitored process [2024-12-06 00:43:13,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:13,028 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:13,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:13,051 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:13,051 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:13,393 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:13,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Ended with exit code 0 [2024-12-06 00:43:13,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:13,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:13,398 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:13,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:13,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:13,398 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:13,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:13,399 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:13,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Waiting until timeout for monitored process [2024-12-06 00:43:13,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:13,621 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:13,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:13,643 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:13,644 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:13,985 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:13,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Forceful destruction successful, exit code 0 [2024-12-06 00:43:13,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:13,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:13,990 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:13,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:13,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:13,990 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:13,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:13,992 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:13,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Waiting until timeout for monitored process [2024-12-06 00:43:14,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:14,229 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:14,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:14,252 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:14,252 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:14,565 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:14,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Ended with exit code 0 [2024-12-06 00:43:14,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:14,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:14,570 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:14,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:14,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:14,570 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:14,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:14,572 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:14,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Waiting until timeout for monitored process [2024-12-06 00:43:14,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:14,793 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:14,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:14,815 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:14,816 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:15,136 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:15,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Ended with exit code 0 [2024-12-06 00:43:15,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:15,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:15,140 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:15,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:15,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:15,141 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:15,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:15,142 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:15,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Waiting until timeout for monitored process [2024-12-06 00:43:15,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:15,365 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:15,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:15,389 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:15,390 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:15,739 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:15,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Ended with exit code 0 [2024-12-06 00:43:15,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:15,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:15,745 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:15,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:15,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:15,745 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:15,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:15,746 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:15,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Waiting until timeout for monitored process [2024-12-06 00:43:15,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:15,975 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:15,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:15,998 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:15,999 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:16,301 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:16,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Ended with exit code 0 [2024-12-06 00:43:16,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:16,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:16,306 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:16,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:16,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:16,306 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:16,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:16,308 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:16,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Waiting until timeout for monitored process [2024-12-06 00:43:16,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:16,530 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:16,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:16,552 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:16,553 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:16,889 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:16,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Ended with exit code 0 [2024-12-06 00:43:16,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:16,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:16,894 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:16,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:16,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:16,895 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:16,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:16,896 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:16,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Waiting until timeout for monitored process [2024-12-06 00:43:17,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:17,117 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:17,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:17,141 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:17,142 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:17,447 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:17,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Ended with exit code 0 [2024-12-06 00:43:17,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:17,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:17,452 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:17,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:17,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:17,452 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:17,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:17,453 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:17,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Waiting until timeout for monitored process [2024-12-06 00:43:17,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:17,681 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:17,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:17,703 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:17,704 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:18,035 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:18,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Ended with exit code 0 [2024-12-06 00:43:18,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:18,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:18,040 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:18,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:18,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:18,040 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:18,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:18,041 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:18,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Waiting until timeout for monitored process [2024-12-06 00:43:18,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:18,271 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:18,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:18,294 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:18,295 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:18,611 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:18,613 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Ended with exit code 0 [2024-12-06 00:43:18,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:18,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:18,615 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:18,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:18,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:18,616 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:18,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:18,617 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:18,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Waiting until timeout for monitored process [2024-12-06 00:43:18,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:18,835 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:18,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:18,858 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:18,859 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:19,164 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:19,166 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Ended with exit code 0 [2024-12-06 00:43:19,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:19,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:19,169 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:19,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:19,169 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:19,169 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:19,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:19,171 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:19,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Waiting until timeout for monitored process [2024-12-06 00:43:19,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:19,400 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:19,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:19,423 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:19,423 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:19,744 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:19,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Ended with exit code 0 [2024-12-06 00:43:19,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:19,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:19,749 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:19,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:19,749 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:19,749 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:19,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:19,750 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:19,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Waiting until timeout for monitored process [2024-12-06 00:43:19,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:19,976 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:19,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:19,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:19,999 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:20,315 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:20,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Ended with exit code 0 [2024-12-06 00:43:20,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:20,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:20,320 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:20,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:20,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:20,320 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:20,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:20,321 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:20,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Waiting until timeout for monitored process [2024-12-06 00:43:20,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:20,538 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:20,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:20,561 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:20,562 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:20,885 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:20,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Ended with exit code 0 [2024-12-06 00:43:20,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:20,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:20,891 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:20,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:20,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:20,891 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:20,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:20,893 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:20,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Waiting until timeout for monitored process [2024-12-06 00:43:21,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:21,138 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:21,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:21,169 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:21,170 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:21,504 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:21,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Ended with exit code 0 [2024-12-06 00:43:21,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:21,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:21,509 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:21,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:21,509 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:21,509 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:21,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:21,510 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:21,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Waiting until timeout for monitored process [2024-12-06 00:43:21,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:21,739 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:21,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:21,764 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:21,764 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:22,091 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:22,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Ended with exit code 0 [2024-12-06 00:43:22,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:22,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:22,096 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:22,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:22,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:22,096 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:22,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:22,097 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:22,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Waiting until timeout for monitored process [2024-12-06 00:43:22,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:22,316 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:22,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:22,340 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:22,340 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:22,687 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:22,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Ended with exit code 0 [2024-12-06 00:43:22,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:22,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:22,692 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:22,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:22,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:22,692 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:22,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:22,693 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:22,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Waiting until timeout for monitored process [2024-12-06 00:43:22,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:22,921 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:22,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:22,944 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:22,944 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:23,268 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:23,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Ended with exit code 0 [2024-12-06 00:43:23,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:23,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:23,273 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:23,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:23,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:23,273 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:23,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:23,274 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:23,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Waiting until timeout for monitored process [2024-12-06 00:43:23,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:23,503 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:23,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:23,526 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:23,526 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:23,878 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:23,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Ended with exit code 0 [2024-12-06 00:43:23,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:23,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:23,882 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:23,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:23,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:23,882 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:23,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:23,884 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:23,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Waiting until timeout for monitored process [2024-12-06 00:43:24,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:24,112 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:24,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:24,136 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:24,137 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:24,470 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:24,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Ended with exit code 0 [2024-12-06 00:43:24,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:24,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:24,475 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:24,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:24,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:24,475 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:24,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:24,476 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:24,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Waiting until timeout for monitored process [2024-12-06 00:43:24,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:24,705 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:24,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:24,728 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:24,728 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:25,054 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:25,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Ended with exit code 0 [2024-12-06 00:43:25,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:25,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:25,058 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:25,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:25,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:25,058 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:25,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:25,060 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:25,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Waiting until timeout for monitored process [2024-12-06 00:43:25,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:25,287 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:25,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:25,309 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:25,310 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:25,644 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:25,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Ended with exit code 0 [2024-12-06 00:43:25,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:25,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:25,649 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:25,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:25,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:25,649 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:25,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:25,650 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:25,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Waiting until timeout for monitored process [2024-12-06 00:43:25,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:25,881 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:25,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:25,908 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:25,909 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:26,254 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:26,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Ended with exit code 0 [2024-12-06 00:43:26,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:26,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:26,260 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:26,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:26,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:26,260 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:26,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:26,262 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:26,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Waiting until timeout for monitored process [2024-12-06 00:43:26,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:26,492 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:26,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:26,515 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:26,515 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:26,833 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:26,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Ended with exit code 0 [2024-12-06 00:43:26,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:26,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:26,838 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:26,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:26,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:26,838 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:26,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:26,840 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:26,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Waiting until timeout for monitored process [2024-12-06 00:43:27,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:27,064 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:27,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:27,086 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:27,087 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:27,409 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:27,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Ended with exit code 0 [2024-12-06 00:43:27,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:27,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:27,415 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:27,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:27,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:27,415 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:27,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:27,416 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:27,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Waiting until timeout for monitored process [2024-12-06 00:43:27,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:27,639 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:27,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:27,661 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:27,662 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:27,972 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:27,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Ended with exit code 0 [2024-12-06 00:43:27,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:27,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:27,977 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:27,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:27,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:27,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:27,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:27,978 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:27,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Waiting until timeout for monitored process [2024-12-06 00:43:28,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:28,203 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:28,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:28,228 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:28,228 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:28,557 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:28,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Ended with exit code 0 [2024-12-06 00:43:28,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:28,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:28,561 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:28,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:28,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:28,562 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:28,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:28,563 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:28,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Waiting until timeout for monitored process [2024-12-06 00:43:28,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:28,795 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:28,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:28,820 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:28,820 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:29,145 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:29,148 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Ended with exit code 0 [2024-12-06 00:43:29,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:29,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:29,150 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:29,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:29,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:29,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:29,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:29,152 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:29,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Waiting until timeout for monitored process [2024-12-06 00:43:29,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:29,375 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:29,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:29,398 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:29,398 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:29,745 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:29,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Ended with exit code 0 [2024-12-06 00:43:29,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:29,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:29,750 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:29,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:29,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:29,750 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:29,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:29,751 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:29,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Waiting until timeout for monitored process [2024-12-06 00:43:29,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:29,979 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:30,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:30,004 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:30,004 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:30,338 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:30,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Ended with exit code 0 [2024-12-06 00:43:30,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:30,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:30,342 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:30,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:30,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:30,343 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:30,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:30,344 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:30,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Waiting until timeout for monitored process [2024-12-06 00:43:30,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:30,564 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:30,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:30,586 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:30,586 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:30,910 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:30,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Ended with exit code 0 [2024-12-06 00:43:30,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:30,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:30,914 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:30,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:30,914 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:30,914 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:30,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:30,916 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:30,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Waiting until timeout for monitored process [2024-12-06 00:43:31,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:31,145 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:31,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:31,170 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:31,170 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:31,507 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:31,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Ended with exit code 0 [2024-12-06 00:43:31,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:31,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:31,512 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:31,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:31,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:31,512 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:31,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:31,513 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:31,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Waiting until timeout for monitored process [2024-12-06 00:43:31,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:31,732 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:31,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:31,756 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:31,757 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:32,078 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:32,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Ended with exit code 0 [2024-12-06 00:43:32,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:32,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:32,083 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:32,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:32,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:32,083 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:32,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:32,084 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:32,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Waiting until timeout for monitored process [2024-12-06 00:43:32,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:32,302 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:32,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:32,324 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:32,324 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:32,617 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:32,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Ended with exit code 0 [2024-12-06 00:43:32,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:32,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:32,622 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:32,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:32,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:32,622 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:32,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:32,624 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:32,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Waiting until timeout for monitored process [2024-12-06 00:43:32,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:32,843 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:32,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:32,867 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:32,867 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:33,169 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:33,171 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Ended with exit code 0 [2024-12-06 00:43:33,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:33,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:33,174 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:33,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:33,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:33,174 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:33,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:33,175 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:33,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Waiting until timeout for monitored process [2024-12-06 00:43:33,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:33,391 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:33,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:33,413 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:33,413 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:33,711 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:33,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Ended with exit code 0 [2024-12-06 00:43:33,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:33,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:33,715 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:33,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:33,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:33,716 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:33,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:33,717 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:33,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Waiting until timeout for monitored process [2024-12-06 00:43:33,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:33,933 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:33,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:33,956 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:33,957 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:34,286 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:34,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Ended with exit code 0 [2024-12-06 00:43:34,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:34,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:34,291 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:34,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:34,291 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:34,291 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:34,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:34,293 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:34,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Waiting until timeout for monitored process [2024-12-06 00:43:34,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:34,519 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:34,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:34,541 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:34,542 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:34,883 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:34,886 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Ended with exit code 0 [2024-12-06 00:43:34,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:34,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:34,888 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:34,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:34,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:34,888 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:34,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:34,889 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:34,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Waiting until timeout for monitored process [2024-12-06 00:43:35,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:35,118 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:35,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:35,141 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:35,142 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:35,462 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:35,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Ended with exit code 0 [2024-12-06 00:43:35,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:35,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:35,466 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:35,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:35,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:35,466 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:35,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:35,468 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:35,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Waiting until timeout for monitored process [2024-12-06 00:43:35,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:35,697 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:35,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:35,721 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:35,722 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:36,056 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:36,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Ended with exit code 0 [2024-12-06 00:43:36,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:36,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:36,061 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:36,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:36,061 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:36,061 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:36,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:36,062 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:36,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Waiting until timeout for monitored process [2024-12-06 00:43:36,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:36,286 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:36,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:36,308 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:36,308 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:36,630 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:36,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Forceful destruction successful, exit code 0 [2024-12-06 00:43:36,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:36,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:36,634 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:36,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:36,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:36,635 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:36,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:36,636 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:36,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Waiting until timeout for monitored process [2024-12-06 00:43:36,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:36,854 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:36,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:36,876 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:36,877 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:37,199 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:37,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Ended with exit code 0 [2024-12-06 00:43:37,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:37,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:37,204 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:37,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:37,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:37,204 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:37,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:37,205 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:37,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Waiting until timeout for monitored process [2024-12-06 00:43:37,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:37,431 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:37,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:37,456 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:37,456 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:37,786 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:37,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Ended with exit code 0 [2024-12-06 00:43:37,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:37,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:37,791 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:37,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:37,791 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:37,791 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:37,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:37,792 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:37,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Waiting until timeout for monitored process [2024-12-06 00:43:38,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:38,023 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:38,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:38,047 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:38,048 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:38,374 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:38,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Ended with exit code 0 [2024-12-06 00:43:38,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:38,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:38,379 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:38,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:38,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:38,379 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:38,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:38,380 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:38,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Waiting until timeout for monitored process [2024-12-06 00:43:38,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:38,599 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:38,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:38,621 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:38,622 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:38,948 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:38,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Ended with exit code 0 [2024-12-06 00:43:38,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:38,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:38,953 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:38,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:38,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:38,953 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:38,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:38,954 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:38,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Waiting until timeout for monitored process [2024-12-06 00:43:39,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:39,183 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:39,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:39,206 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:39,206 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:39,529 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:39,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Ended with exit code 0 [2024-12-06 00:43:39,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:39,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:39,534 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:39,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:39,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:39,534 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:39,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:39,535 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:39,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Waiting until timeout for monitored process [2024-12-06 00:43:39,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:39,759 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:39,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:39,781 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:39,782 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:40,109 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:40,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Ended with exit code 0 [2024-12-06 00:43:40,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:40,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:40,113 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:40,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:40,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:40,114 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:40,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:40,115 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:40,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Waiting until timeout for monitored process [2024-12-06 00:43:40,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:40,334 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:40,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:40,356 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:40,357 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:40,663 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:40,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Forceful destruction successful, exit code 0 [2024-12-06 00:43:40,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:40,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:40,668 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:40,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:40,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:40,668 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:40,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:40,669 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:40,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Waiting until timeout for monitored process [2024-12-06 00:43:40,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:40,896 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:40,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:40,920 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:40,921 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:41,255 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:41,258 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Ended with exit code 0 [2024-12-06 00:43:41,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:41,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:41,260 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:41,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:41,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:41,260 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:41,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:41,261 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:41,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Waiting until timeout for monitored process [2024-12-06 00:43:41,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:41,487 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:41,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:41,509 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:41,510 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:41,820 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:41,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Ended with exit code 0 [2024-12-06 00:43:41,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:41,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:41,824 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:41,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:41,824 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:41,824 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:41,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:41,825 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:41,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Waiting until timeout for monitored process [2024-12-06 00:43:42,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:42,052 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:42,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:42,075 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:42,076 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:42,404 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:42,406 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Ended with exit code 0 [2024-12-06 00:43:42,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:42,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:42,408 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:42,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:42,409 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:42,409 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:42,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:42,410 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:42,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Waiting until timeout for monitored process [2024-12-06 00:43:42,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:42,639 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:42,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:42,661 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:42,662 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:42,986 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:42,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Ended with exit code 0 [2024-12-06 00:43:42,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:42,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:42,990 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:42,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:42,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:42,990 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:42,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:42,992 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:42,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Waiting until timeout for monitored process [2024-12-06 00:43:43,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:43,219 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:43,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:43,242 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:43,243 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:43,578 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:43,580 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Ended with exit code 0 [2024-12-06 00:43:43,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:43,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:43,582 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:43,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:43,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:43,583 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:43,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:43,584 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:43,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Waiting until timeout for monitored process [2024-12-06 00:43:43,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:43,802 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:43,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:43,827 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:43,827 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:44,169 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:44,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Forceful destruction successful, exit code 0 [2024-12-06 00:43:44,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:44,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:44,174 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:44,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:44,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:44,175 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:44,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:44,176 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:44,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Waiting until timeout for monitored process [2024-12-06 00:43:44,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:44,405 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:44,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:44,430 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:44,430 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:44,773 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:44,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Ended with exit code 0 [2024-12-06 00:43:44,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:44,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:44,778 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:44,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:44,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:44,778 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:44,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:44,780 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:44,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Waiting until timeout for monitored process [2024-12-06 00:43:45,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:45,003 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:45,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:45,025 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:45,026 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:45,365 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:45,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Ended with exit code 0 [2024-12-06 00:43:45,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:45,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:45,370 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:45,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:45,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:45,371 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:45,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:45,372 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:45,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Waiting until timeout for monitored process [2024-12-06 00:43:45,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:45,603 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:45,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:45,627 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:45,628 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:45,966 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:45,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Forceful destruction successful, exit code 0 [2024-12-06 00:43:45,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:45,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:45,971 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:45,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:45,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:45,971 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:45,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:45,973 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:45,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Waiting until timeout for monitored process [2024-12-06 00:43:46,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:46,197 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:46,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:46,221 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:46,222 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:46,571 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:46,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Ended with exit code 0 [2024-12-06 00:43:46,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:46,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:46,576 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:46,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:46,576 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:46,576 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:46,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:46,577 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:46,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Waiting until timeout for monitored process [2024-12-06 00:43:46,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:46,800 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:46,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:46,824 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:46,824 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:47,128 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:47,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Ended with exit code 0 [2024-12-06 00:43:47,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:47,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:47,133 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:47,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:47,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:47,133 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:47,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:47,134 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:47,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Waiting until timeout for monitored process [2024-12-06 00:43:47,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:47,362 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:47,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:47,385 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:47,385 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:47,711 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:47,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Ended with exit code 0 [2024-12-06 00:43:47,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:47,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:47,715 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:47,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:47,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:47,715 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:47,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:47,717 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:47,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Waiting until timeout for monitored process [2024-12-06 00:43:47,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:47,955 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:47,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:47,980 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:47,981 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:48,324 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:48,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Ended with exit code 0 [2024-12-06 00:43:48,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:48,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:48,329 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:48,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:48,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:48,329 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:48,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:48,330 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:48,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Waiting until timeout for monitored process [2024-12-06 00:43:48,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:48,546 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:48,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:48,568 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:48,569 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:48,900 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:48,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Ended with exit code 0 [2024-12-06 00:43:48,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:48,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:48,905 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:48,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:48,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:48,905 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:48,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:48,906 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:48,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Waiting until timeout for monitored process [2024-12-06 00:43:49,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:49,132 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:49,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:49,156 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:49,157 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:49,481 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:49,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Ended with exit code 0 [2024-12-06 00:43:49,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:49,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:49,486 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:49,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:49,486 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:49,486 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:49,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:49,487 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:49,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Waiting until timeout for monitored process [2024-12-06 00:43:49,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:49,707 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:49,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:49,729 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:49,730 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:50,078 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:50,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Ended with exit code 0 [2024-12-06 00:43:50,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:50,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:50,083 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:50,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:50,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:50,083 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:50,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:50,085 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:50,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Waiting until timeout for monitored process [2024-12-06 00:43:50,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:50,322 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:50,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:50,345 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:50,345 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:50,675 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:50,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Ended with exit code 0 [2024-12-06 00:43:50,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:50,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:50,680 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:50,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:50,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:50,680 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:50,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:50,682 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:50,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Waiting until timeout for monitored process [2024-12-06 00:43:50,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:50,912 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:50,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:50,935 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:50,936 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:51,272 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:51,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Ended with exit code 0 [2024-12-06 00:43:51,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:51,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:51,276 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:51,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:51,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:51,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:51,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:51,278 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:51,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Waiting until timeout for monitored process [2024-12-06 00:43:51,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:51,493 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:51,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:51,515 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:51,516 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:51,858 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:51,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Ended with exit code 0 [2024-12-06 00:43:51,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:51,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:51,863 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:51,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:51,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:51,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:51,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:51,864 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:51,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Waiting until timeout for monitored process [2024-12-06 00:43:52,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:52,092 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:52,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:52,116 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:52,116 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:52,451 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:52,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Ended with exit code 0 [2024-12-06 00:43:52,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:52,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:52,456 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:52,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:52,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:52,456 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:52,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:52,457 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:52,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Waiting until timeout for monitored process [2024-12-06 00:43:52,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:52,695 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:52,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:52,717 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:52,718 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:53,026 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:53,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Ended with exit code 0 [2024-12-06 00:43:53,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:53,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:53,030 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:53,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:53,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:53,031 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:53,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:53,032 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:53,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Waiting until timeout for monitored process [2024-12-06 00:43:53,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:53,259 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:53,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:53,282 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:53,283 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:53,605 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:53,608 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Ended with exit code 0 [2024-12-06 00:43:53,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:53,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:53,610 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:53,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:53,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:53,610 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:53,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:53,612 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:53,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Waiting until timeout for monitored process [2024-12-06 00:43:53,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:53,834 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:53,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:53,858 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:53,858 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:54,189 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:54,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Ended with exit code 0 [2024-12-06 00:43:54,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:54,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:54,194 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:54,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:54,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:54,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:54,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:54,196 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:54,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Waiting until timeout for monitored process [2024-12-06 00:43:54,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:54,423 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:54,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:54,445 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:54,446 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:54,776 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:54,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Ended with exit code 0 [2024-12-06 00:43:54,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:54,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:54,781 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:54,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:54,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:54,781 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:54,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:54,782 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:54,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Waiting until timeout for monitored process [2024-12-06 00:43:55,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:55,006 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:55,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:55,028 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:55,029 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:55,346 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:55,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Ended with exit code 0 [2024-12-06 00:43:55,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:55,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:55,351 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:55,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:55,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:55,351 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:55,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:55,352 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:55,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Waiting until timeout for monitored process [2024-12-06 00:43:55,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:55,580 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:55,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:55,602 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:55,603 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:55,935 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:55,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Ended with exit code 0 [2024-12-06 00:43:55,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:55,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:55,939 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:55,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:55,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:55,940 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:55,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:55,941 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:55,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Waiting until timeout for monitored process [2024-12-06 00:43:56,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:56,156 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:56,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:56,180 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:56,181 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:56,510 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:56,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Ended with exit code 0 [2024-12-06 00:43:56,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:56,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:56,515 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:56,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:56,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:56,515 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:56,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:56,516 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:56,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Waiting until timeout for monitored process [2024-12-06 00:43:56,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:56,733 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:56,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:56,755 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:56,756 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:57,057 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:57,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Ended with exit code 0 [2024-12-06 00:43:57,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:57,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:57,061 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:57,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:57,061 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:57,061 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:57,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:57,063 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:57,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Waiting until timeout for monitored process [2024-12-06 00:43:57,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:57,282 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:57,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:57,304 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:57,304 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:57,648 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:57,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Ended with exit code 0 [2024-12-06 00:43:57,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:57,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:57,653 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:57,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:57,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:57,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:57,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:57,655 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:57,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Waiting until timeout for monitored process [2024-12-06 00:43:57,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:57,885 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:57,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:57,907 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:57,908 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:58,251 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:58,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Ended with exit code 0 [2024-12-06 00:43:58,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:58,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:58,255 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:58,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:58,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:58,256 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:58,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:58,257 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:58,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Waiting until timeout for monitored process [2024-12-06 00:43:58,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:58,475 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:58,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:58,500 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:58,500 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:58,845 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:58,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Ended with exit code 0 [2024-12-06 00:43:58,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:58,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:58,850 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:58,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:58,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:58,850 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:58,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:58,852 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:58,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Waiting until timeout for monitored process [2024-12-06 00:43:59,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:59,078 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:59,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:59,101 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:59,102 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:43:59,420 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:43:59,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Ended with exit code 0 [2024-12-06 00:43:59,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:43:59,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:43:59,425 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:43:59,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:43:59,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:43:59,425 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:43:59,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:43:59,427 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:43:59,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Waiting until timeout for monitored process [2024-12-06 00:43:59,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:59,653 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:43:59,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:43:59,675 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:43:59,676 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:00,008 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:00,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Ended with exit code 0 [2024-12-06 00:44:00,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:00,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:00,014 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:00,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:00,014 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:00,014 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:00,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:00,015 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:00,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Waiting until timeout for monitored process [2024-12-06 00:44:00,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:00,242 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:00,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:00,266 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:00,267 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:00,591 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:00,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Ended with exit code 0 [2024-12-06 00:44:00,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:00,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:00,596 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:00,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:00,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:00,596 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:00,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:00,597 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:00,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Waiting until timeout for monitored process [2024-12-06 00:44:00,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:00,826 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:00,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:00,850 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:00,850 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:01,171 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:01,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Ended with exit code 0 [2024-12-06 00:44:01,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:01,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:01,177 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:01,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:01,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:01,177 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:01,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:01,178 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:01,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (208)] Waiting until timeout for monitored process [2024-12-06 00:44:01,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:01,404 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:01,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:01,427 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:01,428 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:01,772 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:01,774 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (208)] Ended with exit code 0 [2024-12-06 00:44:01,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:01,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:01,777 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:01,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:01,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:01,777 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:01,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:01,778 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:01,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (209)] Waiting until timeout for monitored process [2024-12-06 00:44:02,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:02,035 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:02,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:02,062 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:02,063 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:02,379 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:02,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (209)] Ended with exit code 0 [2024-12-06 00:44:02,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:02,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:02,383 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:02,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:02,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:02,384 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:02,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:02,385 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:02,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (210)] Waiting until timeout for monitored process [2024-12-06 00:44:02,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:02,601 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:02,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:02,623 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:02,623 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:02,933 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:02,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (210)] Ended with exit code 0 [2024-12-06 00:44:02,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:02,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:02,938 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:02,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:02,938 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:02,938 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:02,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:02,940 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:02,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (211)] Waiting until timeout for monitored process [2024-12-06 00:44:03,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:03,158 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:03,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:03,180 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:03,181 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:03,513 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:03,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (211)] Ended with exit code 0 [2024-12-06 00:44:03,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:03,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:03,518 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:03,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:03,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:03,518 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:03,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:03,519 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:03,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (212)] Waiting until timeout for monitored process [2024-12-06 00:44:03,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:03,746 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:03,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:03,770 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:03,770 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:04,100 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:04,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (212)] Ended with exit code 0 [2024-12-06 00:44:04,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:04,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:04,104 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:04,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:04,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:04,105 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:04,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:04,106 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:04,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (213)] Waiting until timeout for monitored process [2024-12-06 00:44:04,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:04,348 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:04,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:04,374 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:04,375 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:04,703 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:04,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (213)] Ended with exit code 0 [2024-12-06 00:44:04,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:04,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:04,708 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:04,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:04,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:04,708 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:04,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:04,710 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:04,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (214)] Waiting until timeout for monitored process [2024-12-06 00:44:04,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:04,930 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:04,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:04,952 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:04,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:05,295 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:05,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (214)] Ended with exit code 0 [2024-12-06 00:44:05,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:05,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:05,299 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:05,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:05,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:05,300 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:05,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:05,301 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:05,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (215)] Waiting until timeout for monitored process [2024-12-06 00:44:05,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:05,521 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:05,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:05,543 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:05,544 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:05,866 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:05,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (215)] Ended with exit code 0 [2024-12-06 00:44:05,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:05,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:05,870 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:05,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:05,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:05,871 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:05,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:05,872 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:05,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (216)] Waiting until timeout for monitored process [2024-12-06 00:44:06,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:06,096 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:06,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:06,124 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:06,124 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:06,464 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:06,466 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (216)] Ended with exit code 0 [2024-12-06 00:44:06,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:06,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:06,469 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:06,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:06,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:06,469 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:06,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:06,470 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:06,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (217)] Waiting until timeout for monitored process [2024-12-06 00:44:06,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:06,699 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:06,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:06,721 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:06,722 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:07,050 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:07,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (217)] Ended with exit code 0 [2024-12-06 00:44:07,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:07,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:07,054 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:07,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:07,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:07,054 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:07,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:07,056 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:07,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (218)] Waiting until timeout for monitored process [2024-12-06 00:44:07,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:07,283 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:07,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:07,307 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:07,308 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:07,646 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:07,648 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (218)] Ended with exit code 0 [2024-12-06 00:44:07,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:07,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:07,650 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:07,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:07,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:07,651 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:07,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:07,652 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:07,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (219)] Waiting until timeout for monitored process [2024-12-06 00:44:07,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:07,871 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:07,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:07,893 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:07,894 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:08,231 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:08,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (219)] Ended with exit code 0 [2024-12-06 00:44:08,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:08,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:08,236 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:08,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:08,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:08,236 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:08,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:08,237 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:08,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (220)] Waiting until timeout for monitored process [2024-12-06 00:44:08,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:08,464 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:08,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:08,487 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:08,488 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:08,825 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:08,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (220)] Ended with exit code 0 [2024-12-06 00:44:08,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:08,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:08,829 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:08,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:08,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:08,830 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:08,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:08,831 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:08,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (221)] Waiting until timeout for monitored process [2024-12-06 00:44:09,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:09,054 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:09,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:09,078 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:09,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:09,407 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:09,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (221)] Ended with exit code 0 [2024-12-06 00:44:09,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:09,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:09,412 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:09,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:09,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:09,412 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:09,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:09,413 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:09,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (222)] Waiting until timeout for monitored process [2024-12-06 00:44:09,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:09,629 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:09,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:09,651 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:09,652 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:09,963 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:09,965 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (222)] Forceful destruction successful, exit code 0 [2024-12-06 00:44:09,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:09,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:09,967 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:09,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:09,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:09,967 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:09,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:09,969 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:09,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (223)] Waiting until timeout for monitored process [2024-12-06 00:44:10,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:10,218 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:10,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:10,243 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:10,243 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:10,580 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:10,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (223)] Ended with exit code 0 [2024-12-06 00:44:10,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:10,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:10,585 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:10,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:10,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:10,585 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:10,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:10,586 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:10,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (224)] Waiting until timeout for monitored process [2024-12-06 00:44:10,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:10,802 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:10,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:10,825 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:10,825 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:11,157 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:11,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (224)] Ended with exit code 0 [2024-12-06 00:44:11,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:11,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:11,163 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:11,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:11,164 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:11,164 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:11,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:11,165 INFO L229 MonitoredProcess]: Starting monitored process 225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:11,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (225)] Waiting until timeout for monitored process [2024-12-06 00:44:11,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:11,391 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:11,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:11,415 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:11,415 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:11,720 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:11,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (225)] Ended with exit code 0 [2024-12-06 00:44:11,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:11,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:11,724 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:11,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:11,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:11,724 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:11,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:11,726 INFO L229 MonitoredProcess]: Starting monitored process 226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:11,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (226)] Waiting until timeout for monitored process [2024-12-06 00:44:11,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:11,961 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:11,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:11,985 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:11,986 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:12,298 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:12,301 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (226)] Ended with exit code 0 [2024-12-06 00:44:12,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:12,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:12,303 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:12,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:12,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:12,303 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:12,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:12,304 INFO L229 MonitoredProcess]: Starting monitored process 227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:12,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (227)] Waiting until timeout for monitored process [2024-12-06 00:44:12,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:12,534 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:12,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:12,556 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:12,557 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:12,900 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:12,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (227)] Ended with exit code 0 [2024-12-06 00:44:12,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:12,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:12,905 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:12,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:12,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:12,905 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:12,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:12,906 INFO L229 MonitoredProcess]: Starting monitored process 228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:12,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (228)] Waiting until timeout for monitored process [2024-12-06 00:44:13,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:13,127 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:13,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:13,150 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:13,151 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:13,470 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:13,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (228)] Ended with exit code 0 [2024-12-06 00:44:13,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:13,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:13,475 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:13,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:13,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:13,475 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:13,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:13,476 INFO L229 MonitoredProcess]: Starting monitored process 229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:13,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (229)] Waiting until timeout for monitored process [2024-12-06 00:44:13,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:13,705 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:13,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:13,729 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:13,730 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:14,047 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:14,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (229)] Ended with exit code 0 [2024-12-06 00:44:14,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:14,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:14,054 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:14,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:14,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:14,054 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:14,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:14,056 INFO L229 MonitoredProcess]: Starting monitored process 230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:14,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (230)] Waiting until timeout for monitored process [2024-12-06 00:44:14,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:14,282 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:14,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:14,305 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:14,306 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:14,617 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:14,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (230)] Forceful destruction successful, exit code 0 [2024-12-06 00:44:14,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:14,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:14,621 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:14,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:14,621 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:14,622 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:14,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:14,623 INFO L229 MonitoredProcess]: Starting monitored process 231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:14,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (231)] Waiting until timeout for monitored process [2024-12-06 00:44:14,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:14,839 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:14,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:14,863 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:14,864 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:15,180 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:15,183 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (231)] Ended with exit code 0 [2024-12-06 00:44:15,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:15,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:15,185 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:15,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:15,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:15,185 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:15,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:15,186 INFO L229 MonitoredProcess]: Starting monitored process 232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:15,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (232)] Waiting until timeout for monitored process [2024-12-06 00:44:15,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:15,412 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:15,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:15,434 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:15,435 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:15,740 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:15,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (232)] Ended with exit code 0 [2024-12-06 00:44:15,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:15,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:15,744 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:15,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:15,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:15,744 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:15,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:15,745 INFO L229 MonitoredProcess]: Starting monitored process 233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:15,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (233)] Waiting until timeout for monitored process [2024-12-06 00:44:15,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:15,972 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:15,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:15,994 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:15,994 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:16,327 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:16,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (233)] Ended with exit code 0 [2024-12-06 00:44:16,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:16,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:16,331 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:16,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:16,331 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:16,331 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:16,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:16,333 INFO L229 MonitoredProcess]: Starting monitored process 234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:16,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (234)] Waiting until timeout for monitored process [2024-12-06 00:44:16,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:16,562 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:16,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:16,585 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:16,586 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:16,912 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:16,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (234)] Ended with exit code 0 [2024-12-06 00:44:16,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:16,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:16,916 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:16,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:16,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:16,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:16,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:16,918 INFO L229 MonitoredProcess]: Starting monitored process 235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:16,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (235)] Waiting until timeout for monitored process [2024-12-06 00:44:17,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:17,170 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:17,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:17,193 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:17,193 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:17,522 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:17,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (235)] Ended with exit code 0 [2024-12-06 00:44:17,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:17,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:17,528 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:17,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:17,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:17,528 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:17,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:17,529 INFO L229 MonitoredProcess]: Starting monitored process 236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:17,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (236)] Waiting until timeout for monitored process [2024-12-06 00:44:17,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:17,746 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:17,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:17,768 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:17,769 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:18,097 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:18,099 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (236)] Ended with exit code 0 [2024-12-06 00:44:18,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:18,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:18,101 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:18,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:18,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:18,101 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:18,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:18,102 INFO L229 MonitoredProcess]: Starting monitored process 237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:18,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (237)] Waiting until timeout for monitored process [2024-12-06 00:44:18,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:18,329 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:18,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:18,351 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:18,352 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:18,662 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:18,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (237)] Ended with exit code 0 [2024-12-06 00:44:18,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:18,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:18,667 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:18,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:18,667 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:18,667 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:18,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:18,668 INFO L229 MonitoredProcess]: Starting monitored process 238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:18,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (238)] Waiting until timeout for monitored process [2024-12-06 00:44:18,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:18,898 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:18,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:18,921 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:18,922 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:19,245 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:19,247 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (238)] Ended with exit code 0 [2024-12-06 00:44:19,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:19,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:19,249 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:19,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:19,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:19,250 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:19,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:19,251 INFO L229 MonitoredProcess]: Starting monitored process 239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:19,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (239)] Waiting until timeout for monitored process [2024-12-06 00:44:19,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:19,472 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:19,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:19,496 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:19,497 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:19,834 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:19,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (239)] Ended with exit code 0 [2024-12-06 00:44:19,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:19,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:19,839 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:19,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:19,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:19,839 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:19,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:19,840 INFO L229 MonitoredProcess]: Starting monitored process 240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:19,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (240)] Waiting until timeout for monitored process [2024-12-06 00:44:20,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:20,061 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:20,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:20,086 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:20,086 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:20,427 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:20,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (240)] Ended with exit code 0 [2024-12-06 00:44:20,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:20,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:20,432 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:20,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:20,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:20,432 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:20,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:20,434 INFO L229 MonitoredProcess]: Starting monitored process 241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:20,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (241)] Waiting until timeout for monitored process [2024-12-06 00:44:20,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:20,660 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:20,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:20,684 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:20,685 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:21,007 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:21,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (241)] Forceful destruction successful, exit code 0 [2024-12-06 00:44:21,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:21,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:21,012 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:21,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:21,012 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:21,012 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:21,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:21,013 INFO L229 MonitoredProcess]: Starting monitored process 242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:21,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (242)] Waiting until timeout for monitored process [2024-12-06 00:44:21,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:21,252 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:21,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:21,276 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:21,276 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:21,604 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:21,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (242)] Ended with exit code 0 [2024-12-06 00:44:21,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:21,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:21,608 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:21,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:21,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:21,608 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:21,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:21,609 INFO L229 MonitoredProcess]: Starting monitored process 243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:21,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (243)] Waiting until timeout for monitored process [2024-12-06 00:44:21,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:21,839 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:21,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:21,862 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:21,863 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:22,190 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:22,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (243)] Ended with exit code 0 [2024-12-06 00:44:22,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:22,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:22,194 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:22,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:22,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:22,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:22,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:22,196 INFO L229 MonitoredProcess]: Starting monitored process 244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:22,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (244)] Waiting until timeout for monitored process [2024-12-06 00:44:22,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:22,415 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:22,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:22,438 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:22,439 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:22,773 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:22,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (244)] Ended with exit code 0 [2024-12-06 00:44:22,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:22,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:22,777 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:22,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:22,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:22,778 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:22,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:22,779 INFO L229 MonitoredProcess]: Starting monitored process 245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:22,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (245)] Waiting until timeout for monitored process [2024-12-06 00:44:23,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:23,005 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:23,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:23,029 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:23,029 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:23,353 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:23,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (245)] Ended with exit code 0 [2024-12-06 00:44:23,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:23,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:23,357 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:23,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:23,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:23,357 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:23,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:23,359 INFO L229 MonitoredProcess]: Starting monitored process 246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:23,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (246)] Waiting until timeout for monitored process [2024-12-06 00:44:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:23,581 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:23,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:23,603 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:23,603 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:23,955 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:23,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (246)] Ended with exit code 0 [2024-12-06 00:44:23,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:23,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:23,960 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:23,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:23,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:23,960 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:23,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:23,962 INFO L229 MonitoredProcess]: Starting monitored process 247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:23,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (247)] Waiting until timeout for monitored process [2024-12-06 00:44:24,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:24,189 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:24,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:24,211 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:24,212 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:24,552 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:24,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (247)] Ended with exit code 0 [2024-12-06 00:44:24,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:24,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:24,557 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:24,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:24,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:24,557 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:24,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:24,558 INFO L229 MonitoredProcess]: Starting monitored process 248 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:24,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (248)] Waiting until timeout for monitored process [2024-12-06 00:44:24,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:24,783 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:24,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:24,807 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:24,808 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:25,115 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:25,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (248)] Ended with exit code 0 [2024-12-06 00:44:25,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:25,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:25,119 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:25,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:25,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:25,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:25,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:25,120 INFO L229 MonitoredProcess]: Starting monitored process 249 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:25,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (249)] Waiting until timeout for monitored process [2024-12-06 00:44:25,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:25,344 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:25,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:25,366 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:25,367 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:25,680 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:25,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (249)] Forceful destruction successful, exit code 0 [2024-12-06 00:44:25,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:25,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:25,685 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:25,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:25,685 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:25,685 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:25,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:25,686 INFO L229 MonitoredProcess]: Starting monitored process 250 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:25,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (250)] Waiting until timeout for monitored process [2024-12-06 00:44:25,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:25,912 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:25,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:25,934 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:25,935 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:26,255 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:26,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (250)] Ended with exit code 0 [2024-12-06 00:44:26,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:26,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:26,259 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:26,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:26,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:26,259 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:26,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:26,261 INFO L229 MonitoredProcess]: Starting monitored process 251 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:26,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (251)] Waiting until timeout for monitored process [2024-12-06 00:44:26,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:26,485 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:26,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:26,507 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:26,508 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:26,828 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:26,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (251)] Ended with exit code 0 [2024-12-06 00:44:26,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:26,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:26,833 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:26,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:26,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:26,833 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:26,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:26,834 INFO L229 MonitoredProcess]: Starting monitored process 252 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:26,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (252)] Waiting until timeout for monitored process [2024-12-06 00:44:27,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:27,060 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:27,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:27,082 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:27,083 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:27,425 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:27,428 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (252)] Ended with exit code 0 [2024-12-06 00:44:27,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:27,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:27,430 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:27,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:27,431 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:27,431 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:27,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:27,432 INFO L229 MonitoredProcess]: Starting monitored process 253 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:27,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (253)] Waiting until timeout for monitored process [2024-12-06 00:44:27,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:27,657 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:27,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:27,679 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:27,680 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:27,998 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:28,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (253)] Ended with exit code 0 [2024-12-06 00:44:28,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:28,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:28,002 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:28,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:28,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:28,002 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:28,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:28,003 INFO L229 MonitoredProcess]: Starting monitored process 254 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:28,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (254)] Waiting until timeout for monitored process [2024-12-06 00:44:28,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:28,222 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:28,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:28,249 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:28,250 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:28,577 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:28,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (254)] Ended with exit code 0 [2024-12-06 00:44:28,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:28,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:28,581 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:28,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:28,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:28,581 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:28,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:28,582 INFO L229 MonitoredProcess]: Starting monitored process 255 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:28,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (255)] Waiting until timeout for monitored process [2024-12-06 00:44:28,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:28,803 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:28,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:28,826 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:28,827 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:29,136 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:29,139 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (255)] Ended with exit code 0 [2024-12-06 00:44:29,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:29,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:29,141 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:29,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:29,142 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:29,142 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:29,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:29,143 INFO L229 MonitoredProcess]: Starting monitored process 256 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:29,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (256)] Waiting until timeout for monitored process [2024-12-06 00:44:29,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:29,366 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:29,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:29,388 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:29,389 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:29,722 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:29,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (256)] Ended with exit code 0 [2024-12-06 00:44:29,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:29,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:29,728 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:29,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:29,728 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:29,728 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:29,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:29,730 INFO L229 MonitoredProcess]: Starting monitored process 257 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:29,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (257)] Waiting until timeout for monitored process [2024-12-06 00:44:29,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:29,949 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:29,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:29,971 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:29,972 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:30,306 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:30,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (257)] Ended with exit code 0 [2024-12-06 00:44:30,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:30,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:30,311 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:30,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:30,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:30,312 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:30,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:30,313 INFO L229 MonitoredProcess]: Starting monitored process 258 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:30,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (258)] Waiting until timeout for monitored process [2024-12-06 00:44:30,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:30,544 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:30,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:30,568 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:30,568 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:30,881 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:30,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (258)] Ended with exit code 0 [2024-12-06 00:44:30,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:30,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:30,886 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:30,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:30,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:30,886 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:30,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:30,888 INFO L229 MonitoredProcess]: Starting monitored process 259 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:30,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (259)] Waiting until timeout for monitored process [2024-12-06 00:44:31,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:31,105 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:31,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:31,136 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:31,137 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:31,468 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:31,470 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (259)] Forceful destruction successful, exit code 0 [2024-12-06 00:44:31,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:31,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:31,472 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:31,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:31,473 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:31,473 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:31,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:31,474 INFO L229 MonitoredProcess]: Starting monitored process 260 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:31,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (260)] Waiting until timeout for monitored process [2024-12-06 00:44:31,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:31,694 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:31,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:31,716 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:31,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:32,036 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:32,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (260)] Ended with exit code 0 [2024-12-06 00:44:32,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:32,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:32,040 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:32,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:32,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:32,041 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:32,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:32,042 INFO L229 MonitoredProcess]: Starting monitored process 261 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:32,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (261)] Waiting until timeout for monitored process [2024-12-06 00:44:32,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:32,272 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:32,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:32,295 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:32,295 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:32,619 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:32,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (261)] Forceful destruction successful, exit code 0 [2024-12-06 00:44:32,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:32,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:32,624 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:32,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:32,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:32,624 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:32,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:32,625 INFO L229 MonitoredProcess]: Starting monitored process 262 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:32,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (262)] Waiting until timeout for monitored process [2024-12-06 00:44:32,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:32,853 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:32,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:32,875 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:32,876 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:33,171 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:33,173 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (262)] Forceful destruction successful, exit code 0 [2024-12-06 00:44:33,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:33,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:33,175 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:33,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:33,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:33,175 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:33,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:33,177 INFO L229 MonitoredProcess]: Starting monitored process 263 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:33,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (263)] Waiting until timeout for monitored process [2024-12-06 00:44:33,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:33,408 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:33,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:33,432 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:33,433 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:33,778 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:33,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (263)] Ended with exit code 0 [2024-12-06 00:44:33,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:33,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:33,783 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:33,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:33,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:33,783 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:33,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:33,784 INFO L229 MonitoredProcess]: Starting monitored process 264 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:33,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (264)] Waiting until timeout for monitored process [2024-12-06 00:44:34,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:34,003 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:34,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:34,026 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:34,026 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:34,350 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:34,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (264)] Ended with exit code 0 [2024-12-06 00:44:34,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:34,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:34,355 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:34,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:34,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:34,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:34,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:34,356 INFO L229 MonitoredProcess]: Starting monitored process 265 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:34,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (265)] Waiting until timeout for monitored process [2024-12-06 00:44:34,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:34,575 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:34,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:34,598 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:34,599 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:34,936 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:34,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (265)] Ended with exit code 0 [2024-12-06 00:44:34,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:34,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:34,941 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:34,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:34,941 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:34,941 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:34,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:34,943 INFO L229 MonitoredProcess]: Starting monitored process 266 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:34,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (266)] Waiting until timeout for monitored process [2024-12-06 00:44:35,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:35,162 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:35,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:35,186 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:35,187 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:35,523 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:35,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (266)] Ended with exit code 0 [2024-12-06 00:44:35,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:35,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:35,528 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:35,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:35,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:35,528 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:35,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:35,530 INFO L229 MonitoredProcess]: Starting monitored process 267 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:35,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (267)] Waiting until timeout for monitored process [2024-12-06 00:44:35,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:35,754 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:35,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:35,776 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:35,777 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:36,086 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:36,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (267)] Ended with exit code 0 [2024-12-06 00:44:36,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:36,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:36,094 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:36,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:36,094 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:36,094 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:36,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:36,096 INFO L229 MonitoredProcess]: Starting monitored process 268 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:36,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (268)] Waiting until timeout for monitored process [2024-12-06 00:44:36,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:36,324 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:36,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:36,347 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:36,347 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:36,677 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:36,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (268)] Ended with exit code 0 [2024-12-06 00:44:36,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:36,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:36,681 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:36,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:36,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:36,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:36,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:36,682 INFO L229 MonitoredProcess]: Starting monitored process 269 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:36,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (269)] Waiting until timeout for monitored process [2024-12-06 00:44:36,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:36,911 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:36,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:36,934 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:36,935 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:37,266 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:37,268 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (269)] Ended with exit code 0 [2024-12-06 00:44:37,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:37,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:37,270 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:37,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:37,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:37,270 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:37,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:37,271 INFO L229 MonitoredProcess]: Starting monitored process 270 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:37,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (270)] Waiting until timeout for monitored process [2024-12-06 00:44:37,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:37,494 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:37,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:37,517 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:37,517 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:37,843 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:37,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (270)] Ended with exit code 0 [2024-12-06 00:44:37,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:37,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:37,848 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:37,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:37,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:37,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:37,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:37,850 INFO L229 MonitoredProcess]: Starting monitored process 271 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:37,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (271)] Waiting until timeout for monitored process [2024-12-06 00:44:38,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:38,076 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:38,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:38,098 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:38,099 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:38,424 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:38,426 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (271)] Ended with exit code 0 [2024-12-06 00:44:38,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:38,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:38,428 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:38,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:38,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:38,428 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:38,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:38,430 INFO L229 MonitoredProcess]: Starting monitored process 272 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:38,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (272)] Waiting until timeout for monitored process [2024-12-06 00:44:38,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:38,647 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:38,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:38,669 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:38,669 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:38,990 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:38,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (272)] Ended with exit code 0 [2024-12-06 00:44:38,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:38,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:38,995 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:38,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:38,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:38,995 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:38,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:38,996 INFO L229 MonitoredProcess]: Starting monitored process 273 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:38,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (273)] Waiting until timeout for monitored process [2024-12-06 00:44:39,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:39,225 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:39,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:39,247 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:39,248 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:39,572 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:39,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (273)] Ended with exit code 0 [2024-12-06 00:44:39,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:39,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:39,576 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:39,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:39,576 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:39,577 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:39,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:39,578 INFO L229 MonitoredProcess]: Starting monitored process 274 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:39,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (274)] Waiting until timeout for monitored process [2024-12-06 00:44:39,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:39,801 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:39,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:39,823 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:39,824 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:40,147 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:40,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (274)] Forceful destruction successful, exit code 0 [2024-12-06 00:44:40,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:40,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:40,151 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:40,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:40,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:40,151 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:40,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:40,153 INFO L229 MonitoredProcess]: Starting monitored process 275 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:40,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (275)] Waiting until timeout for monitored process [2024-12-06 00:44:40,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:40,376 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:40,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:40,398 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:40,399 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:40,709 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:40,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (275)] Ended with exit code 0 [2024-12-06 00:44:40,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:40,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:40,714 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:40,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:40,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:40,714 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:40,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:40,716 INFO L229 MonitoredProcess]: Starting monitored process 276 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:40,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (276)] Waiting until timeout for monitored process [2024-12-06 00:44:40,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:40,932 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:40,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:40,954 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:40,955 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:41,289 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:41,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (276)] Ended with exit code 0 [2024-12-06 00:44:41,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:41,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:41,293 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:41,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:41,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:41,294 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:41,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:41,295 INFO L229 MonitoredProcess]: Starting monitored process 277 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:41,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (277)] Waiting until timeout for monitored process [2024-12-06 00:44:41,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:41,515 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:41,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:41,539 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:41,539 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:41,881 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:41,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (277)] Forceful destruction successful, exit code 0 [2024-12-06 00:44:41,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:41,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:41,886 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:41,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:41,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:41,886 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:41,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:41,887 INFO L229 MonitoredProcess]: Starting monitored process 278 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:41,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (278)] Waiting until timeout for monitored process [2024-12-06 00:44:42,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:42,104 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:42,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:42,126 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:42,126 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:42,448 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:42,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (278)] Ended with exit code 0 [2024-12-06 00:44:42,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:42,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:42,452 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:42,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:42,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:42,452 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:42,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:42,454 INFO L229 MonitoredProcess]: Starting monitored process 279 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:42,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (279)] Waiting until timeout for monitored process [2024-12-06 00:44:42,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:42,671 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:42,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:42,695 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:42,696 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:43,032 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:43,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (279)] Ended with exit code 0 [2024-12-06 00:44:43,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:43,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:43,037 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:43,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:43,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:43,037 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:43,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:43,038 INFO L229 MonitoredProcess]: Starting monitored process 280 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:43,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (280)] Waiting until timeout for monitored process [2024-12-06 00:44:43,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:43,264 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:43,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:43,286 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:43,287 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:43,603 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:43,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (280)] Ended with exit code 0 [2024-12-06 00:44:43,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:43,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:43,608 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:43,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:43,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:43,608 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:43,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:43,609 INFO L229 MonitoredProcess]: Starting monitored process 281 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:43,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (281)] Waiting until timeout for monitored process [2024-12-06 00:44:43,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:43,828 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:43,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:43,851 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:43,851 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:44,193 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:44,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (281)] Ended with exit code 0 [2024-12-06 00:44:44,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:44,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:44,198 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:44,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:44,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:44,198 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:44,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:44,200 INFO L229 MonitoredProcess]: Starting monitored process 282 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:44,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (282)] Waiting until timeout for monitored process [2024-12-06 00:44:44,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:44,421 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:44,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:44,445 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:44,446 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:44,748 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:44,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (282)] Ended with exit code 0 [2024-12-06 00:44:44,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:44,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:44,753 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:44,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:44,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:44,753 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:44,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:44,754 INFO L229 MonitoredProcess]: Starting monitored process 283 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:44,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (283)] Waiting until timeout for monitored process [2024-12-06 00:44:44,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:44,975 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:44,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:44,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:44,999 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:45,307 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:45,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (283)] Ended with exit code 0 [2024-12-06 00:44:45,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:45,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:45,312 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:45,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:45,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:45,312 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:45,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:45,313 INFO L229 MonitoredProcess]: Starting monitored process 284 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:45,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (284)] Waiting until timeout for monitored process [2024-12-06 00:44:45,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:45,538 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:45,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:45,560 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:45,561 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:45,886 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:45,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (284)] Ended with exit code 0 [2024-12-06 00:44:45,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:45,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:45,890 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:45,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:45,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:45,890 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:45,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:45,891 INFO L229 MonitoredProcess]: Starting monitored process 285 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:45,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (285)] Waiting until timeout for monitored process [2024-12-06 00:44:46,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:46,109 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:46,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:46,135 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:46,135 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:46,463 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:46,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (285)] Ended with exit code 0 [2024-12-06 00:44:46,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:46,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:46,468 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:46,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:46,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:46,468 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:46,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:46,469 INFO L229 MonitoredProcess]: Starting monitored process 286 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:46,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (286)] Waiting until timeout for monitored process [2024-12-06 00:44:46,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:46,700 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:46,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:46,722 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:46,723 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:47,036 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:47,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (286)] Ended with exit code 0 [2024-12-06 00:44:47,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:47,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:47,041 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:47,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:47,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:47,041 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:47,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:47,043 INFO L229 MonitoredProcess]: Starting monitored process 287 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:47,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (287)] Waiting until timeout for monitored process [2024-12-06 00:44:47,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:47,261 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:47,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:47,285 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:47,285 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:47,604 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:47,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (287)] Ended with exit code 0 [2024-12-06 00:44:47,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:47,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:47,609 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:47,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:47,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:47,609 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:47,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:47,610 INFO L229 MonitoredProcess]: Starting monitored process 288 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:47,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (288)] Waiting until timeout for monitored process [2024-12-06 00:44:47,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:47,824 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:47,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:47,846 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:47,847 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:48,175 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:48,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (288)] Ended with exit code 0 [2024-12-06 00:44:48,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:48,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:48,179 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:48,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:48,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:48,179 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:48,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:48,181 INFO L229 MonitoredProcess]: Starting monitored process 289 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:48,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (289)] Waiting until timeout for monitored process [2024-12-06 00:44:48,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:48,403 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:48,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:48,425 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:48,426 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:48,734 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:48,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (289)] Ended with exit code 0 [2024-12-06 00:44:48,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:48,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:48,738 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:48,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:48,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:48,739 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:48,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:48,740 INFO L229 MonitoredProcess]: Starting monitored process 290 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:48,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (290)] Waiting until timeout for monitored process [2024-12-06 00:44:48,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:48,955 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:48,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:48,977 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:48,978 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:49,287 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:49,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (290)] Ended with exit code 0 [2024-12-06 00:44:49,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:49,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:49,291 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:49,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:49,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:49,292 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:49,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:49,293 INFO L229 MonitoredProcess]: Starting monitored process 291 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:49,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (291)] Waiting until timeout for monitored process [2024-12-06 00:44:49,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:49,518 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:49,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:49,541 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:49,541 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:49,858 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:49,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (291)] Ended with exit code 0 [2024-12-06 00:44:49,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:49,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:49,863 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:49,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:49,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:49,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:49,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:49,864 INFO L229 MonitoredProcess]: Starting monitored process 292 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:49,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (292)] Waiting until timeout for monitored process [2024-12-06 00:44:50,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:50,087 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:50,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:50,109 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:50,110 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:50,433 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:50,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (292)] Ended with exit code 0 [2024-12-06 00:44:50,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:50,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:50,437 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:50,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:50,438 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:50,438 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:50,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:50,439 INFO L229 MonitoredProcess]: Starting monitored process 293 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:50,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (293)] Waiting until timeout for monitored process [2024-12-06 00:44:50,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:50,662 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:50,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:50,686 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:50,687 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:50,995 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:50,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (293)] Ended with exit code 0 [2024-12-06 00:44:50,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:51,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:51,000 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:51,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:51,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:51,000 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:51,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:51,001 INFO L229 MonitoredProcess]: Starting monitored process 294 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:51,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (294)] Waiting until timeout for monitored process [2024-12-06 00:44:51,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:51,238 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:51,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:51,261 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:51,261 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:51,579 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:51,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (294)] Forceful destruction successful, exit code 0 [2024-12-06 00:44:51,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:51,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:51,583 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:51,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:51,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:51,584 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:51,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:51,585 INFO L229 MonitoredProcess]: Starting monitored process 295 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:51,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (295)] Waiting until timeout for monitored process [2024-12-06 00:44:51,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:51,809 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:51,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:51,831 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:51,832 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:52,179 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:52,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (295)] Ended with exit code 0 [2024-12-06 00:44:52,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:52,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:52,184 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:52,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:52,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:52,185 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:52,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:52,186 INFO L229 MonitoredProcess]: Starting monitored process 296 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:52,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (296)] Waiting until timeout for monitored process [2024-12-06 00:44:52,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:52,403 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:52,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:52,426 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:52,427 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:52,726 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:52,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (296)] Ended with exit code 0 [2024-12-06 00:44:52,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:52,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:52,730 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:52,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:52,730 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:52,730 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:52,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:52,731 INFO L229 MonitoredProcess]: Starting monitored process 297 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:52,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (297)] Waiting until timeout for monitored process [2024-12-06 00:44:52,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:52,950 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:52,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:52,972 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:52,973 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:53,313 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:53,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (297)] Ended with exit code 0 [2024-12-06 00:44:53,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:53,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:53,318 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:53,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:53,318 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:53,318 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:53,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:53,319 INFO L229 MonitoredProcess]: Starting monitored process 298 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:53,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (298)] Waiting until timeout for monitored process [2024-12-06 00:44:53,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:53,548 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:53,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:53,573 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:53,573 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:53,905 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:53,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (298)] Ended with exit code 0 [2024-12-06 00:44:53,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:53,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:53,909 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:53,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:53,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:53,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:53,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:53,911 INFO L229 MonitoredProcess]: Starting monitored process 299 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:53,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (299)] Waiting until timeout for monitored process [2024-12-06 00:44:54,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:54,136 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:54,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:54,158 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:54,159 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:54,493 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:54,495 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (299)] Ended with exit code 0 [2024-12-06 00:44:54,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:54,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:54,497 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:54,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:54,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:54,498 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:54,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:54,499 INFO L229 MonitoredProcess]: Starting monitored process 300 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:54,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (300)] Waiting until timeout for monitored process [2024-12-06 00:44:54,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:54,722 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:54,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:54,747 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:54,747 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:55,082 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:55,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (300)] Ended with exit code 0 [2024-12-06 00:44:55,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:55,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:55,088 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:55,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:55,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:55,088 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:55,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:55,090 INFO L229 MonitoredProcess]: Starting monitored process 301 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:55,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (301)] Waiting until timeout for monitored process [2024-12-06 00:44:55,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:55,331 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:55,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:55,355 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:55,356 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:55,668 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:55,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (301)] Ended with exit code 0 [2024-12-06 00:44:55,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:55,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:55,673 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:55,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:55,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:55,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:55,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:55,674 INFO L229 MonitoredProcess]: Starting monitored process 302 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:55,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (302)] Waiting until timeout for monitored process [2024-12-06 00:44:55,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:55,901 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:55,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:55,923 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:55,924 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:56,245 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:56,247 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (302)] Ended with exit code 0 [2024-12-06 00:44:56,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:56,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:56,249 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:56,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:56,249 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:56,249 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:56,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:56,251 INFO L229 MonitoredProcess]: Starting monitored process 303 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:56,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (303)] Waiting until timeout for monitored process [2024-12-06 00:44:56,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:56,483 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:56,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:56,507 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:56,508 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:56,811 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:56,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (303)] Ended with exit code 0 [2024-12-06 00:44:56,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:56,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:56,816 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:56,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:56,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:56,816 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:56,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:56,817 INFO L229 MonitoredProcess]: Starting monitored process 304 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:56,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (304)] Waiting until timeout for monitored process [2024-12-06 00:44:57,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:57,037 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:57,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:57,062 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:57,062 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:57,392 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:57,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (304)] Ended with exit code 0 [2024-12-06 00:44:57,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:57,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:57,396 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:57,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:57,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:57,397 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:57,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:57,398 INFO L229 MonitoredProcess]: Starting monitored process 305 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:57,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (305)] Waiting until timeout for monitored process [2024-12-06 00:44:57,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:57,620 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:57,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:57,643 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:57,643 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:57,960 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:57,962 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (305)] Ended with exit code 0 [2024-12-06 00:44:57,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:57,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:57,964 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:57,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:57,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:57,965 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:57,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:57,966 INFO L229 MonitoredProcess]: Starting monitored process 306 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:57,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (306)] Waiting until timeout for monitored process [2024-12-06 00:44:58,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:58,185 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:58,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:58,207 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:58,207 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:58,551 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:58,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (306)] Ended with exit code 0 [2024-12-06 00:44:58,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:58,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:58,556 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:58,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:58,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:58,556 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:58,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:58,558 INFO L229 MonitoredProcess]: Starting monitored process 307 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:58,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (307)] Waiting until timeout for monitored process [2024-12-06 00:44:58,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:58,781 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:58,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:58,803 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:58,804 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:59,122 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:59,124 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (307)] Ended with exit code 0 [2024-12-06 00:44:59,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:59,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:59,126 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:59,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:59,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:59,127 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:59,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:59,128 INFO L229 MonitoredProcess]: Starting monitored process 308 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:59,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (308)] Waiting until timeout for monitored process [2024-12-06 00:44:59,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:59,353 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:59,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:59,375 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:59,375 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:44:59,689 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:44:59,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (308)] Ended with exit code 0 [2024-12-06 00:44:59,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:44:59,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:44:59,694 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:44:59,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:44:59,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:44:59,694 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:44:59,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:44:59,695 INFO L229 MonitoredProcess]: Starting monitored process 309 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:44:59,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (309)] Waiting until timeout for monitored process [2024-12-06 00:44:59,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:59,915 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:44:59,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:44:59,937 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:44:59,937 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:00,238 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:00,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (309)] Ended with exit code 0 [2024-12-06 00:45:00,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:00,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:00,243 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:00,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:00,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:00,243 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:00,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:00,244 INFO L229 MonitoredProcess]: Starting monitored process 310 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:00,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (310)] Waiting until timeout for monitored process [2024-12-06 00:45:00,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:00,460 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:00,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:00,482 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:00,483 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:00,793 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:00,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (310)] Forceful destruction successful, exit code 0 [2024-12-06 00:45:00,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:00,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:00,797 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:00,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:00,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:00,798 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:00,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:00,799 INFO L229 MonitoredProcess]: Starting monitored process 311 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:00,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (311)] Waiting until timeout for monitored process [2024-12-06 00:45:01,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:01,016 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:01,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:01,040 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:01,040 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:01,346 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:01,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (311)] Ended with exit code 0 [2024-12-06 00:45:01,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:01,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:01,350 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:01,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:01,350 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:01,350 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:01,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:01,352 INFO L229 MonitoredProcess]: Starting monitored process 312 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:01,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (312)] Waiting until timeout for monitored process [2024-12-06 00:45:01,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:01,567 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:01,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:01,589 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:01,590 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:01,940 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:01,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (312)] Ended with exit code 0 [2024-12-06 00:45:01,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:01,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:01,946 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:01,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:01,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:01,946 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:01,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:01,947 INFO L229 MonitoredProcess]: Starting monitored process 313 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:01,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (313)] Waiting until timeout for monitored process [2024-12-06 00:45:02,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:02,171 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:02,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:02,193 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:02,194 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:02,499 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:02,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (313)] Ended with exit code 0 [2024-12-06 00:45:02,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:02,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:02,503 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:02,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:02,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:02,503 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:02,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:02,504 INFO L229 MonitoredProcess]: Starting monitored process 314 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:02,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (314)] Waiting until timeout for monitored process [2024-12-06 00:45:02,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:02,721 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:02,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:02,744 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:02,745 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:03,060 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:03,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (314)] Ended with exit code 0 [2024-12-06 00:45:03,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:03,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:03,064 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:03,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:03,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:03,065 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:03,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:03,066 INFO L229 MonitoredProcess]: Starting monitored process 315 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:03,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (315)] Waiting until timeout for monitored process [2024-12-06 00:45:03,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:03,282 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:03,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:03,304 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:03,305 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:03,626 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:03,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (315)] Ended with exit code 0 [2024-12-06 00:45:03,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:03,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:03,631 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:03,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:03,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:03,631 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:03,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:03,633 INFO L229 MonitoredProcess]: Starting monitored process 316 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:03,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (316)] Waiting until timeout for monitored process [2024-12-06 00:45:03,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:03,859 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:03,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:03,886 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:03,886 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:04,198 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:04,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (316)] Ended with exit code 0 [2024-12-06 00:45:04,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:04,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:04,202 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:04,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:04,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:04,203 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:04,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:04,204 INFO L229 MonitoredProcess]: Starting monitored process 317 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:04,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (317)] Waiting until timeout for monitored process [2024-12-06 00:45:04,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:04,434 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:04,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:04,456 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:04,456 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:04,778 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:04,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (317)] Ended with exit code 0 [2024-12-06 00:45:04,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:04,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:04,783 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:04,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:04,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:04,783 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:04,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:04,784 INFO L229 MonitoredProcess]: Starting monitored process 318 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:04,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (318)] Waiting until timeout for monitored process [2024-12-06 00:45:05,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:05,009 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:05,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:05,032 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:05,032 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:05,360 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:05,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (318)] Ended with exit code 0 [2024-12-06 00:45:05,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:05,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:05,364 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:05,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:05,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:05,364 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:05,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:05,365 INFO L229 MonitoredProcess]: Starting monitored process 319 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:05,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (319)] Waiting until timeout for monitored process [2024-12-06 00:45:05,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:05,581 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:05,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:05,603 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:05,604 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:05,929 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:05,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (319)] Ended with exit code 0 [2024-12-06 00:45:05,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:05,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:05,934 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:05,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:05,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:05,934 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:05,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:05,936 INFO L229 MonitoredProcess]: Starting monitored process 320 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:05,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (320)] Waiting until timeout for monitored process [2024-12-06 00:45:06,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:06,159 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:06,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:06,181 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:06,182 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:06,497 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:06,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (320)] Ended with exit code 0 [2024-12-06 00:45:06,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:06,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:06,502 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:06,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:06,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:06,502 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:06,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:06,504 INFO L229 MonitoredProcess]: Starting monitored process 321 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:06,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (321)] Waiting until timeout for monitored process [2024-12-06 00:45:06,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:06,735 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:06,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:06,758 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:06,758 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:07,089 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:07,091 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (321)] Ended with exit code 0 [2024-12-06 00:45:07,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:07,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:07,094 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:07,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:07,094 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:07,094 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:07,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:07,096 INFO L229 MonitoredProcess]: Starting monitored process 322 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:07,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (322)] Waiting until timeout for monitored process [2024-12-06 00:45:07,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:07,319 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:07,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:07,341 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:07,342 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:07,669 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:07,671 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (322)] Forceful destruction successful, exit code 0 [2024-12-06 00:45:07,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:07,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:07,673 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:07,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:07,674 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:07,674 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:07,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:07,675 INFO L229 MonitoredProcess]: Starting monitored process 323 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:07,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (323)] Waiting until timeout for monitored process [2024-12-06 00:45:07,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:07,897 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:07,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:07,921 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:07,921 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:08,219 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:08,222 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (323)] Ended with exit code 0 [2024-12-06 00:45:08,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:08,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:08,224 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:08,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:08,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:08,224 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:08,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:08,226 INFO L229 MonitoredProcess]: Starting monitored process 324 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:08,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (324)] Waiting until timeout for monitored process [2024-12-06 00:45:08,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:08,447 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:08,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:08,471 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:08,472 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:08,783 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:08,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (324)] Ended with exit code 0 [2024-12-06 00:45:08,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:08,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:08,787 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:08,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:08,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:08,788 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:08,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:08,789 INFO L229 MonitoredProcess]: Starting monitored process 325 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:08,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (325)] Waiting until timeout for monitored process [2024-12-06 00:45:09,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:09,011 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:09,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:09,034 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:09,034 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:09,371 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:09,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (325)] Ended with exit code 0 [2024-12-06 00:45:09,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:09,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:09,375 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:09,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:09,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:09,375 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:09,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:09,377 INFO L229 MonitoredProcess]: Starting monitored process 326 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:09,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (326)] Waiting until timeout for monitored process [2024-12-06 00:45:09,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:09,594 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:09,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:09,617 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:09,618 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:09,955 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:09,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (326)] Forceful destruction successful, exit code 0 [2024-12-06 00:45:09,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:09,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:09,959 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:09,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:09,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:09,960 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:09,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:09,961 INFO L229 MonitoredProcess]: Starting monitored process 327 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:09,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (327)] Waiting until timeout for monitored process [2024-12-06 00:45:10,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:10,179 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:10,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:10,203 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:10,203 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:10,526 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:10,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (327)] Forceful destruction successful, exit code 0 [2024-12-06 00:45:10,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:10,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:10,530 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:10,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:10,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:10,531 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:10,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:10,532 INFO L229 MonitoredProcess]: Starting monitored process 328 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:10,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (328)] Waiting until timeout for monitored process [2024-12-06 00:45:10,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:10,757 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:10,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:10,780 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:10,780 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:11,125 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:11,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (328)] Ended with exit code 0 [2024-12-06 00:45:11,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:11,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:11,130 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:11,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:11,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:11,130 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:11,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:11,131 INFO L229 MonitoredProcess]: Starting monitored process 329 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:11,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (329)] Waiting until timeout for monitored process [2024-12-06 00:45:11,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:11,355 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:11,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:11,378 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:11,379 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:11,717 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:11,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (329)] Ended with exit code 0 [2024-12-06 00:45:11,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:11,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:11,722 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:11,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:11,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:11,722 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:11,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:11,723 INFO L229 MonitoredProcess]: Starting monitored process 330 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:11,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (330)] Waiting until timeout for monitored process [2024-12-06 00:45:11,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:11,943 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:11,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:11,966 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:11,966 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:12,288 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:12,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (330)] Ended with exit code 0 [2024-12-06 00:45:12,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:12,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:12,293 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:12,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:12,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:12,294 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:12,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:12,295 INFO L229 MonitoredProcess]: Starting monitored process 331 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:12,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (331)] Waiting until timeout for monitored process [2024-12-06 00:45:12,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:12,515 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:12,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:12,537 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:12,538 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:12,865 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:12,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (331)] Forceful destruction successful, exit code 0 [2024-12-06 00:45:12,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:12,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:12,869 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:12,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:12,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:12,870 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:12,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:12,871 INFO L229 MonitoredProcess]: Starting monitored process 332 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:12,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (332)] Waiting until timeout for monitored process [2024-12-06 00:45:13,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:13,087 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:13,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:13,110 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:13,111 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:13,429 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:13,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (332)] Ended with exit code 0 [2024-12-06 00:45:13,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:13,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:13,434 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:13,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:13,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:13,434 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:13,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:13,435 INFO L229 MonitoredProcess]: Starting monitored process 333 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:13,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (333)] Waiting until timeout for monitored process [2024-12-06 00:45:13,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:13,658 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:13,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:13,682 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:13,682 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:13,998 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:14,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (333)] Ended with exit code 0 [2024-12-06 00:45:14,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:14,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:14,003 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:14,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:14,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:14,003 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:14,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:14,005 INFO L229 MonitoredProcess]: Starting monitored process 334 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:14,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (334)] Waiting until timeout for monitored process [2024-12-06 00:45:14,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:14,232 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:14,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:14,255 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:14,256 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:14,580 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:14,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (334)] Ended with exit code 0 [2024-12-06 00:45:14,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:14,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:14,584 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:14,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:14,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:14,584 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:14,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:14,586 INFO L229 MonitoredProcess]: Starting monitored process 335 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:14,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (335)] Waiting until timeout for monitored process [2024-12-06 00:45:14,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:14,804 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:14,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:14,829 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:14,829 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:15,169 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:15,171 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (335)] Ended with exit code 0 [2024-12-06 00:45:15,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:15,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:15,173 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:15,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:15,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:15,174 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:15,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:15,175 INFO L229 MonitoredProcess]: Starting monitored process 336 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:15,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (336)] Waiting until timeout for monitored process [2024-12-06 00:45:15,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:15,395 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:15,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:15,418 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:15,419 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:15,756 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:15,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (336)] Ended with exit code 0 [2024-12-06 00:45:15,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:15,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:15,761 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:15,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:15,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:15,761 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:15,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:15,762 INFO L229 MonitoredProcess]: Starting monitored process 337 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:15,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (337)] Waiting until timeout for monitored process [2024-12-06 00:45:15,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:15,977 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:15,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:15,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:16,000 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:16,332 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:16,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (337)] Ended with exit code 0 [2024-12-06 00:45:16,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:16,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:16,337 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:16,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:16,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:16,337 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:16,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:16,338 INFO L229 MonitoredProcess]: Starting monitored process 338 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:16,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (338)] Waiting until timeout for monitored process [2024-12-06 00:45:16,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:16,559 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:16,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:16,581 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:16,582 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:16,901 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:16,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (338)] Ended with exit code 0 [2024-12-06 00:45:16,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:16,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:16,905 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:16,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:16,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:16,906 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:16,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:16,907 INFO L229 MonitoredProcess]: Starting monitored process 339 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:16,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (339)] Waiting until timeout for monitored process [2024-12-06 00:45:17,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:17,149 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:17,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:17,174 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:17,174 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:17,503 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:17,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (339)] Ended with exit code 0 [2024-12-06 00:45:17,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:17,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:17,508 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:17,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:17,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:17,508 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:17,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:17,509 INFO L229 MonitoredProcess]: Starting monitored process 340 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:17,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (340)] Waiting until timeout for monitored process [2024-12-06 00:45:17,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:17,736 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:17,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:17,758 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:17,759 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:18,091 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:18,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (340)] Ended with exit code 0 [2024-12-06 00:45:18,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:18,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:18,096 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:18,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:18,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:18,096 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:18,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:18,097 INFO L229 MonitoredProcess]: Starting monitored process 341 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:18,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (341)] Waiting until timeout for monitored process [2024-12-06 00:45:18,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:18,331 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:18,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:18,354 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:18,354 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:18,678 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:18,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (341)] Ended with exit code 0 [2024-12-06 00:45:18,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:18,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:18,683 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:18,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:18,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:18,683 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:18,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:18,684 INFO L229 MonitoredProcess]: Starting monitored process 342 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:18,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (342)] Waiting until timeout for monitored process [2024-12-06 00:45:18,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:18,904 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:18,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:18,927 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:18,927 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:19,253 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:19,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (342)] Ended with exit code 0 [2024-12-06 00:45:19,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:19,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:19,257 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:19,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:19,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:19,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:19,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:19,259 INFO L229 MonitoredProcess]: Starting monitored process 343 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:19,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (343)] Waiting until timeout for monitored process [2024-12-06 00:45:19,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:19,483 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:19,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:19,505 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:19,506 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:19,826 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:19,828 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (343)] Ended with exit code 0 [2024-12-06 00:45:19,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:19,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:19,830 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:19,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:19,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:19,831 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:19,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:19,832 INFO L229 MonitoredProcess]: Starting monitored process 344 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:19,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (344)] Waiting until timeout for monitored process [2024-12-06 00:45:20,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:20,048 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:20,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:20,072 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:20,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:20,394 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:20,396 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (344)] Ended with exit code 0 [2024-12-06 00:45:20,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:20,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:20,398 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:20,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:20,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:20,398 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:20,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:20,399 INFO L229 MonitoredProcess]: Starting monitored process 345 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:20,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (345)] Waiting until timeout for monitored process [2024-12-06 00:45:20,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:20,624 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:20,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:20,646 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:20,647 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:20,971 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:20,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (345)] Ended with exit code 0 [2024-12-06 00:45:20,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:20,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:20,976 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:20,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:20,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:20,976 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:20,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:20,977 INFO L229 MonitoredProcess]: Starting monitored process 346 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:20,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (346)] Waiting until timeout for monitored process [2024-12-06 00:45:21,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:21,205 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:21,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:21,227 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:21,228 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:21,557 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:21,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (346)] Ended with exit code 0 [2024-12-06 00:45:21,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:21,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:21,562 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:21,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:21,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:21,562 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:21,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:21,563 INFO L229 MonitoredProcess]: Starting monitored process 347 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:21,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (347)] Waiting until timeout for monitored process [2024-12-06 00:45:21,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:21,790 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:21,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:21,816 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:21,816 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:22,116 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:22,119 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (347)] Ended with exit code 0 [2024-12-06 00:45:22,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:22,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:22,121 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:22,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:22,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:22,121 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:22,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:22,122 INFO L229 MonitoredProcess]: Starting monitored process 348 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:22,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (348)] Waiting until timeout for monitored process [2024-12-06 00:45:22,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:22,339 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:22,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:22,362 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:22,363 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:22,711 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:22,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (348)] Forceful destruction successful, exit code 0 [2024-12-06 00:45:22,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:22,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:22,715 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:22,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:22,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:22,716 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:22,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:22,717 INFO L229 MonitoredProcess]: Starting monitored process 349 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:22,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (349)] Waiting until timeout for monitored process [2024-12-06 00:45:22,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:22,931 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:22,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:22,953 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:22,954 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:23,292 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:23,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (349)] Ended with exit code 0 [2024-12-06 00:45:23,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:23,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:23,296 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:23,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:23,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:23,296 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:23,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:23,298 INFO L229 MonitoredProcess]: Starting monitored process 350 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:23,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (350)] Waiting until timeout for monitored process [2024-12-06 00:45:23,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:23,522 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:23,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:23,545 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:23,545 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:23,872 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:23,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (350)] Ended with exit code 0 [2024-12-06 00:45:23,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:23,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:23,877 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:23,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:23,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:23,877 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:23,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:23,878 INFO L229 MonitoredProcess]: Starting monitored process 351 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:23,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (351)] Waiting until timeout for monitored process [2024-12-06 00:45:24,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:24,095 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:24,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:24,117 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:24,118 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:24,424 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:24,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (351)] Ended with exit code 0 [2024-12-06 00:45:24,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:24,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:24,429 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:24,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:24,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:24,429 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:24,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:24,430 INFO L229 MonitoredProcess]: Starting monitored process 352 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:24,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (352)] Waiting until timeout for monitored process [2024-12-06 00:45:24,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:24,646 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:24,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:24,668 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:24,669 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:24,991 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:24,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (352)] Ended with exit code 0 [2024-12-06 00:45:24,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:24,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:24,996 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:24,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:24,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:24,996 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:24,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:24,997 INFO L229 MonitoredProcess]: Starting monitored process 353 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:24,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (353)] Waiting until timeout for monitored process [2024-12-06 00:45:25,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:25,221 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:25,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:25,243 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:25,244 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:25,582 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:25,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (353)] Ended with exit code 0 [2024-12-06 00:45:25,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:25,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:25,587 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:25,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:25,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:25,587 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:25,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:25,588 INFO L229 MonitoredProcess]: Starting monitored process 354 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:25,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (354)] Waiting until timeout for monitored process [2024-12-06 00:45:25,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:25,818 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:25,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:25,842 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:25,842 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:26,137 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:26,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (354)] Forceful destruction successful, exit code 0 [2024-12-06 00:45:26,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:26,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:26,142 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:26,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:26,142 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:26,142 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:26,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:26,143 INFO L229 MonitoredProcess]: Starting monitored process 355 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:26,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (355)] Waiting until timeout for monitored process [2024-12-06 00:45:26,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:26,372 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:26,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:26,395 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:26,395 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:26,729 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:26,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (355)] Ended with exit code 0 [2024-12-06 00:45:26,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:26,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:26,734 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:26,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:26,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:26,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:26,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:26,736 INFO L229 MonitoredProcess]: Starting monitored process 356 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:26,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (356)] Waiting until timeout for monitored process [2024-12-06 00:45:26,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:26,954 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:26,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:26,976 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:26,977 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:27,303 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:27,305 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (356)] Forceful destruction successful, exit code 0 [2024-12-06 00:45:27,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:27,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:27,308 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:27,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:27,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:27,309 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:27,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:27,310 INFO L229 MonitoredProcess]: Starting monitored process 357 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:27,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (357)] Waiting until timeout for monitored process [2024-12-06 00:45:27,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:27,528 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:27,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:27,551 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:27,552 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:27,888 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:27,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (357)] Ended with exit code 0 [2024-12-06 00:45:27,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:27,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:27,893 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:27,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:27,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:27,893 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:27,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:27,894 INFO L229 MonitoredProcess]: Starting monitored process 358 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:27,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (358)] Waiting until timeout for monitored process [2024-12-06 00:45:28,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:28,111 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:28,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:28,133 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:28,134 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:28,438 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:28,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (358)] Ended with exit code 0 [2024-12-06 00:45:28,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:28,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:28,442 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:28,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:28,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:28,442 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:28,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:28,443 INFO L229 MonitoredProcess]: Starting monitored process 359 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:28,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (359)] Waiting until timeout for monitored process [2024-12-06 00:45:28,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:28,668 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:28,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:28,690 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:28,691 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:29,025 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:29,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (359)] Ended with exit code 0 [2024-12-06 00:45:29,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:29,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:29,030 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:29,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:29,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:29,030 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:29,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:29,031 INFO L229 MonitoredProcess]: Starting monitored process 360 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:29,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (360)] Waiting until timeout for monitored process [2024-12-06 00:45:29,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:29,276 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:29,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:29,299 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:29,300 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:29,630 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:29,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (360)] Ended with exit code 0 [2024-12-06 00:45:29,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:29,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:29,635 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:29,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:29,635 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:29,635 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:29,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:29,636 INFO L229 MonitoredProcess]: Starting monitored process 361 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:29,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (361)] Waiting until timeout for monitored process [2024-12-06 00:45:29,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:29,853 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:29,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:29,875 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:29,876 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:30,214 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:30,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (361)] Ended with exit code 0 [2024-12-06 00:45:30,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:30,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:30,219 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:30,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:30,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:30,219 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:30,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:30,220 INFO L229 MonitoredProcess]: Starting monitored process 362 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:30,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (362)] Waiting until timeout for monitored process [2024-12-06 00:45:30,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:30,452 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:30,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:30,475 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:30,476 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:30,798 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:30,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (362)] Ended with exit code 0 [2024-12-06 00:45:30,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:30,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:30,802 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:30,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:30,803 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:30,803 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:30,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:30,804 INFO L229 MonitoredProcess]: Starting monitored process 363 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:30,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (363)] Waiting until timeout for monitored process [2024-12-06 00:45:31,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:31,023 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:31,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:31,045 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:31,046 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:31,366 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:31,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (363)] Forceful destruction successful, exit code 0 [2024-12-06 00:45:31,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:31,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:31,371 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:31,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:31,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:31,371 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:31,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:31,372 INFO L229 MonitoredProcess]: Starting monitored process 364 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:31,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (364)] Waiting until timeout for monitored process [2024-12-06 00:45:31,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:31,593 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:31,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:31,615 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:31,616 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:31,949 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:31,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (364)] Forceful destruction successful, exit code 0 [2024-12-06 00:45:31,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:31,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:31,953 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:31,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:31,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:31,953 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:31,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:31,954 INFO L229 MonitoredProcess]: Starting monitored process 365 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:31,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (365)] Waiting until timeout for monitored process [2024-12-06 00:45:32,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:32,168 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:32,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:32,192 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:32,193 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:32,527 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:32,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (365)] Forceful destruction successful, exit code 0 [2024-12-06 00:45:32,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:32,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:32,531 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:32,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:32,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:32,532 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:32,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:32,533 INFO L229 MonitoredProcess]: Starting monitored process 366 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:32,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (366)] Waiting until timeout for monitored process [2024-12-06 00:45:32,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:32,752 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:32,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:32,774 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:32,774 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:33,099 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:33,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (366)] Ended with exit code 0 [2024-12-06 00:45:33,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:33,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:33,104 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:33,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:33,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:33,104 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:33,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:33,105 INFO L229 MonitoredProcess]: Starting monitored process 367 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:33,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (367)] Waiting until timeout for monitored process [2024-12-06 00:45:33,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:33,327 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:33,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:33,350 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:33,350 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:33,666 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:33,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (367)] Ended with exit code 0 [2024-12-06 00:45:33,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:33,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:33,670 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:33,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:33,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:33,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:33,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:33,672 INFO L229 MonitoredProcess]: Starting monitored process 368 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:33,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (368)] Waiting until timeout for monitored process [2024-12-06 00:45:33,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:33,890 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:33,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:33,914 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:33,914 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:34,259 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:34,261 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (368)] Forceful destruction successful, exit code 0 [2024-12-06 00:45:34,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:34,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:34,263 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:34,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:34,263 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:34,263 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:34,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:34,265 INFO L229 MonitoredProcess]: Starting monitored process 369 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:34,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (369)] Waiting until timeout for monitored process [2024-12-06 00:45:34,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:34,491 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:34,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:34,513 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:34,514 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:34,818 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:34,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (369)] Ended with exit code 0 [2024-12-06 00:45:34,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:34,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:34,823 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:34,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:34,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:34,823 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:34,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:34,824 INFO L229 MonitoredProcess]: Starting monitored process 370 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:34,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (370)] Waiting until timeout for monitored process [2024-12-06 00:45:35,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:35,044 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:35,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:35,066 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:35,067 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:35,402 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:35,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (370)] Ended with exit code 0 [2024-12-06 00:45:35,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:35,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:35,407 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:35,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:35,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:35,407 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:35,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:35,408 INFO L229 MonitoredProcess]: Starting monitored process 371 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:35,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (371)] Waiting until timeout for monitored process [2024-12-06 00:45:35,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:35,634 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:35,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:35,657 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:35,657 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:35,964 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:35,967 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (371)] Ended with exit code 0 [2024-12-06 00:45:35,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:35,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:35,969 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:35,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:35,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:35,969 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:35,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:35,970 INFO L229 MonitoredProcess]: Starting monitored process 372 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:35,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (372)] Waiting until timeout for monitored process [2024-12-06 00:45:36,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:36,187 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:36,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:36,211 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:36,211 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:36,555 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:36,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (372)] Forceful destruction successful, exit code 0 [2024-12-06 00:45:36,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:36,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:36,559 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:36,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:36,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:36,559 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:36,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:36,561 INFO L229 MonitoredProcess]: Starting monitored process 373 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:36,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (373)] Waiting until timeout for monitored process [2024-12-06 00:45:36,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:36,791 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:36,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:36,814 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:36,815 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:37,162 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:37,165 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (373)] Ended with exit code 0 [2024-12-06 00:45:37,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:45:37,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:45:37,167 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:45:37,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:45:37,167 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:45:37,167 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:45:37,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:45:37,168 INFO L229 MonitoredProcess]: Starting monitored process 374 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:45:37,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (374)] Waiting until timeout for monitored process [2024-12-06 00:45:37,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:37,393 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:45:37,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:45:37,418 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:45:37,418 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:45:37,716 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:45:37,718 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (374)] Ended with exit code 0 WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2024-12-06 00:52:38,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:38,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:38,959 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:38,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:38,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:38,959 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:38,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:38,961 INFO L229 MonitoredProcess]: Starting monitored process 1070 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:38,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1070)] Waiting until timeout for monitored process [2024-12-06 00:52:39,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:39,175 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:39,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:39,197 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:39,198 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:39,522 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:39,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1070)] Ended with exit code 0 [2024-12-06 00:52:39,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:39,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:39,526 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:39,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:39,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:39,527 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:39,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:39,528 INFO L229 MonitoredProcess]: Starting monitored process 1071 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:39,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1071)] Waiting until timeout for monitored process [2024-12-06 00:52:39,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:39,751 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:39,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:39,773 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:39,773 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:40,108 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:40,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1071)] Ended with exit code 0 [2024-12-06 00:52:40,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:40,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:40,112 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:40,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:40,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:40,112 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:40,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:40,113 INFO L229 MonitoredProcess]: Starting monitored process 1072 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:40,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1072)] Waiting until timeout for monitored process [2024-12-06 00:52:40,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:40,343 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:40,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:40,370 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:40,371 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:40,693 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:40,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1072)] Ended with exit code 0 [2024-12-06 00:52:40,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:40,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:40,698 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:40,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:40,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:40,698 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:40,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:40,700 INFO L229 MonitoredProcess]: Starting monitored process 1073 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:40,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1073)] Waiting until timeout for monitored process [2024-12-06 00:52:40,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:40,931 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:40,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:40,956 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:40,956 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:41,288 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:41,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1073)] Ended with exit code 0 [2024-12-06 00:52:41,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:41,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:41,293 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:41,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:41,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:41,293 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:41,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:41,294 INFO L229 MonitoredProcess]: Starting monitored process 1074 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:41,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1074)] Waiting until timeout for monitored process [2024-12-06 00:52:41,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:41,513 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:41,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:41,535 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:41,536 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:41,851 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:41,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1074)] Ended with exit code 0 [2024-12-06 00:52:41,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:41,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:41,855 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:41,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:41,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:41,855 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:41,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:41,857 INFO L229 MonitoredProcess]: Starting monitored process 1075 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:41,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1075)] Waiting until timeout for monitored process [2024-12-06 00:52:42,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:42,083 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:42,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:42,106 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:42,106 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:42,443 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:42,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1075)] Forceful destruction successful, exit code 0 [2024-12-06 00:52:42,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:42,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:42,447 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:42,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:42,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:42,447 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:42,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:42,448 INFO L229 MonitoredProcess]: Starting monitored process 1076 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:42,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1076)] Waiting until timeout for monitored process [2024-12-06 00:52:42,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:42,678 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:42,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:42,700 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:42,701 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:43,030 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:43,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1076)] Ended with exit code 0 [2024-12-06 00:52:43,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:43,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:43,034 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:43,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:43,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:43,035 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:43,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:43,036 INFO L229 MonitoredProcess]: Starting monitored process 1077 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:43,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1077)] Waiting until timeout for monitored process [2024-12-06 00:52:43,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:43,260 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:43,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:43,283 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:43,284 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:43,598 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:43,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1077)] Ended with exit code 0 [2024-12-06 00:52:43,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:43,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:43,602 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:43,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:43,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:43,602 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:43,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:43,603 INFO L229 MonitoredProcess]: Starting monitored process 1078 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:43,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1078)] Waiting until timeout for monitored process [2024-12-06 00:52:43,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:43,829 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:43,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:43,852 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:43,852 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:44,174 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:44,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1078)] Ended with exit code 0 [2024-12-06 00:52:44,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:44,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:44,178 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:44,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:44,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:44,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:44,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:44,179 INFO L229 MonitoredProcess]: Starting monitored process 1079 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:44,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1079)] Waiting until timeout for monitored process [2024-12-06 00:52:44,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:44,409 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:44,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:44,434 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:44,434 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:44,762 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:44,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1079)] Ended with exit code 0 [2024-12-06 00:52:44,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:44,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:44,767 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:44,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:44,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:44,767 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:44,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:44,769 INFO L229 MonitoredProcess]: Starting monitored process 1080 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:44,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1080)] Waiting until timeout for monitored process [2024-12-06 00:52:44,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:44,991 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:45,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:45,014 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:45,014 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:45,353 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:45,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1080)] Ended with exit code 0 [2024-12-06 00:52:45,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:45,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:45,357 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:45,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:45,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:45,358 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:45,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:45,359 INFO L229 MonitoredProcess]: Starting monitored process 1081 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:45,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1081)] Waiting until timeout for monitored process [2024-12-06 00:52:45,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:45,584 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:45,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:45,607 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:45,608 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:45,952 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:45,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1081)] Ended with exit code 0 [2024-12-06 00:52:45,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:45,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:45,956 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:45,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:45,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:45,957 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:45,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:45,958 INFO L229 MonitoredProcess]: Starting monitored process 1082 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:45,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1082)] Waiting until timeout for monitored process [2024-12-06 00:52:46,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:46,174 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:46,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:46,198 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:46,199 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:46,525 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:46,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1082)] Forceful destruction successful, exit code 0 [2024-12-06 00:52:46,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:46,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:46,529 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:46,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:46,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:46,530 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:46,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:46,531 INFO L229 MonitoredProcess]: Starting monitored process 1083 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:46,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1083)] Waiting until timeout for monitored process [2024-12-06 00:52:46,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:46,750 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:46,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:46,775 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:46,775 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:47,112 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:47,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1083)] Ended with exit code 0 [2024-12-06 00:52:47,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:47,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:47,116 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:47,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:47,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:47,117 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:47,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:47,118 INFO L229 MonitoredProcess]: Starting monitored process 1084 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:47,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1084)] Waiting until timeout for monitored process [2024-12-06 00:52:47,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:47,345 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:47,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:47,370 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:47,371 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:47,728 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:47,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1084)] Ended with exit code 0 [2024-12-06 00:52:47,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:47,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:47,733 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:47,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:47,733 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:47,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:47,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:47,735 INFO L229 MonitoredProcess]: Starting monitored process 1085 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:47,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1085)] Waiting until timeout for monitored process [2024-12-06 00:52:47,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:47,962 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:47,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:47,986 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:47,987 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:48,330 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:48,333 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1085)] Ended with exit code 0 [2024-12-06 00:52:48,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:48,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:48,335 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:48,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:48,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:48,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:48,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:48,336 INFO L229 MonitoredProcess]: Starting monitored process 1086 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:48,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1086)] Waiting until timeout for monitored process [2024-12-06 00:52:48,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:48,574 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:48,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:48,598 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:48,598 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:48,942 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:48,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1086)] Ended with exit code 0 [2024-12-06 00:52:48,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:48,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:48,946 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:48,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:48,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:48,947 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:48,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:48,948 INFO L229 MonitoredProcess]: Starting monitored process 1087 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:48,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1087)] Waiting until timeout for monitored process [2024-12-06 00:52:49,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:49,176 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:49,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:49,199 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:49,199 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:49,579 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:49,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1087)] Ended with exit code 0 [2024-12-06 00:52:49,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:49,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:49,583 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:49,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:49,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:49,583 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:49,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:49,584 INFO L229 MonitoredProcess]: Starting monitored process 1088 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:49,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1088)] Waiting until timeout for monitored process [2024-12-06 00:52:49,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:49,803 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:49,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:49,825 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:49,826 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:50,149 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:50,152 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1088)] Ended with exit code 0 [2024-12-06 00:52:50,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:50,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:50,155 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:50,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:50,155 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:50,155 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:50,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:50,156 INFO L229 MonitoredProcess]: Starting monitored process 1089 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:50,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1089)] Waiting until timeout for monitored process [2024-12-06 00:52:50,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:50,370 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:50,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:50,393 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:50,394 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:50,700 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:50,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1089)] Ended with exit code 0 [2024-12-06 00:52:50,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:50,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:50,704 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:50,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:50,704 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:50,704 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:50,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:50,706 INFO L229 MonitoredProcess]: Starting monitored process 1090 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:50,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1090)] Waiting until timeout for monitored process [2024-12-06 00:52:50,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:50,932 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:50,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:50,955 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:50,955 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:51,296 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:51,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1090)] Ended with exit code 0 [2024-12-06 00:52:51,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:51,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:51,300 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:51,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:51,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:51,301 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:51,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:51,302 INFO L229 MonitoredProcess]: Starting monitored process 1091 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:51,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1091)] Waiting until timeout for monitored process [2024-12-06 00:52:51,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:51,518 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:51,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:51,541 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:51,542 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:51,863 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:51,866 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1091)] Ended with exit code 0 [2024-12-06 00:52:51,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:51,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:51,868 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:51,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:51,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:51,868 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:51,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:51,870 INFO L229 MonitoredProcess]: Starting monitored process 1092 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:51,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1092)] Waiting until timeout for monitored process [2024-12-06 00:52:52,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:52,097 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:52,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:52,120 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:52,120 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:52,451 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:52,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1092)] Ended with exit code 0 [2024-12-06 00:52:52,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:52,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:52,455 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:52,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:52,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:52,455 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:52,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:52,457 INFO L229 MonitoredProcess]: Starting monitored process 1093 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:52,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1093)] Waiting until timeout for monitored process [2024-12-06 00:52:52,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:52,685 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:52,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:52,707 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:52,708 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:53,048 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:53,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1093)] Ended with exit code 0 [2024-12-06 00:52:53,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:53,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:53,052 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:53,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:53,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:53,053 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:53,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:53,054 INFO L229 MonitoredProcess]: Starting monitored process 1094 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:53,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1094)] Waiting until timeout for monitored process [2024-12-06 00:52:53,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:53,289 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:53,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:53,313 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:53,314 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:53,647 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:53,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1094)] Ended with exit code 0 [2024-12-06 00:52:53,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:53,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:53,651 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:53,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:53,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:53,651 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:53,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:53,653 INFO L229 MonitoredProcess]: Starting monitored process 1095 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:53,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1095)] Waiting until timeout for monitored process [2024-12-06 00:52:53,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:53,873 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:53,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:53,896 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:53,897 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:54,238 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:54,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1095)] Ended with exit code 0 [2024-12-06 00:52:54,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:54,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:54,242 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:54,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:54,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:54,242 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:54,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:54,244 INFO L229 MonitoredProcess]: Starting monitored process 1096 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:54,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1096)] Waiting until timeout for monitored process [2024-12-06 00:52:54,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:54,462 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:54,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:54,485 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:54,485 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:54,816 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:54,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1096)] Ended with exit code 0 [2024-12-06 00:52:54,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:54,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:54,820 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:54,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:54,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:54,821 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:54,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:54,822 INFO L229 MonitoredProcess]: Starting monitored process 1097 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:54,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1097)] Waiting until timeout for monitored process [2024-12-06 00:52:55,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:55,045 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:55,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:55,067 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:55,068 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:55,397 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:55,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1097)] Ended with exit code 0 [2024-12-06 00:52:55,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:55,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:55,402 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:55,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:55,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:55,402 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:55,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:55,404 INFO L229 MonitoredProcess]: Starting monitored process 1098 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:55,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1098)] Waiting until timeout for monitored process [2024-12-06 00:52:55,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:55,628 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:55,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:55,650 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:55,651 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:55,990 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:55,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1098)] Ended with exit code 0 [2024-12-06 00:52:55,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:55,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:55,994 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:55,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:55,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:55,995 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:55,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:55,996 INFO L229 MonitoredProcess]: Starting monitored process 1099 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:55,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1099)] Waiting until timeout for monitored process [2024-12-06 00:52:56,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:56,226 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:56,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:56,249 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:56,249 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:56,588 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:56,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1099)] Ended with exit code 0 [2024-12-06 00:52:56,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:56,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:56,592 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:56,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:56,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:56,592 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:56,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:56,594 INFO L229 MonitoredProcess]: Starting monitored process 1100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:56,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1100)] Waiting until timeout for monitored process [2024-12-06 00:52:56,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:56,827 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:56,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:56,852 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:56,852 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:57,206 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:57,209 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1100)] Ended with exit code 0 [2024-12-06 00:52:57,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:57,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:57,211 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:57,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:57,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:57,211 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:57,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:57,213 INFO L229 MonitoredProcess]: Starting monitored process 1101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:57,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1101)] Waiting until timeout for monitored process [2024-12-06 00:52:57,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:57,440 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:57,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:57,463 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:57,463 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:57,799 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:57,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1101)] Ended with exit code 0 [2024-12-06 00:52:57,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:57,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:57,804 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:57,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:57,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:57,804 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:57,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:57,805 INFO L229 MonitoredProcess]: Starting monitored process 1102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:57,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1102)] Waiting until timeout for monitored process [2024-12-06 00:52:58,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:58,033 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:58,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:58,055 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:58,056 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:58,392 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:58,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1102)] Ended with exit code 0 [2024-12-06 00:52:58,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:58,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:58,397 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:58,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:58,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:58,397 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:58,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:58,398 INFO L229 MonitoredProcess]: Starting monitored process 1103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:58,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1103)] Waiting until timeout for monitored process [2024-12-06 00:52:58,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:58,625 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:58,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:58,651 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:58,651 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:58,955 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:58,957 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1103)] Ended with exit code 0 [2024-12-06 00:52:58,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:58,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:58,959 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:58,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:58,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:58,959 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:58,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:58,961 INFO L229 MonitoredProcess]: Starting monitored process 1104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:58,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1104)] Waiting until timeout for monitored process [2024-12-06 00:52:59,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:59,190 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:59,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:59,213 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:59,213 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:52:59,539 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:52:59,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1104)] Ended with exit code 0 [2024-12-06 00:52:59,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:52:59,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:52:59,544 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:52:59,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:52:59,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:52:59,544 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:52:59,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:52:59,546 INFO L229 MonitoredProcess]: Starting monitored process 1105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:52:59,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1105)] Waiting until timeout for monitored process [2024-12-06 00:52:59,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:59,765 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:52:59,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:52:59,787 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:52:59,788 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:00,093 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:00,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1105)] Forceful destruction successful, exit code 0 [2024-12-06 00:53:00,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:00,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:00,097 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:00,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:00,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:00,098 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:00,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:00,099 INFO L229 MonitoredProcess]: Starting monitored process 1106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:00,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1106)] Waiting until timeout for monitored process [2024-12-06 00:53:00,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:00,315 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:00,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:00,338 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:00,339 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:00,653 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:00,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1106)] Ended with exit code 0 [2024-12-06 00:53:00,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:00,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:00,657 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:00,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:00,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:00,658 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:00,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:00,659 INFO L229 MonitoredProcess]: Starting monitored process 1107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:00,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1107)] Waiting until timeout for monitored process [2024-12-06 00:53:00,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:00,888 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:00,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:00,911 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:00,912 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:01,264 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:01,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1107)] Ended with exit code 0 [2024-12-06 00:53:01,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:01,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:01,269 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:01,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:01,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:01,269 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:01,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:01,270 INFO L229 MonitoredProcess]: Starting monitored process 1108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:01,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1108)] Waiting until timeout for monitored process [2024-12-06 00:53:01,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:01,504 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:01,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:01,529 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:01,530 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:01,866 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:01,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1108)] Ended with exit code 0 [2024-12-06 00:53:01,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:01,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:01,871 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:01,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:01,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:01,871 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:01,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:01,872 INFO L229 MonitoredProcess]: Starting monitored process 1109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:01,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1109)] Waiting until timeout for monitored process [2024-12-06 00:53:02,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:02,098 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:02,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:02,121 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:02,121 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:02,454 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:02,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1109)] Ended with exit code 0 [2024-12-06 00:53:02,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:02,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:02,458 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:02,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:02,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:02,458 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:02,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:02,460 INFO L229 MonitoredProcess]: Starting monitored process 1110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:02,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1110)] Waiting until timeout for monitored process [2024-12-06 00:53:02,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:02,683 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:02,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:02,708 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:02,709 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:03,017 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:03,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1110)] Ended with exit code 0 [2024-12-06 00:53:03,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:03,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:03,022 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:03,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:03,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:03,022 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:03,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:03,023 INFO L229 MonitoredProcess]: Starting monitored process 1111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:03,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1111)] Waiting until timeout for monitored process [2024-12-06 00:53:03,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:03,241 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:03,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:03,264 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:03,264 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:03,601 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:03,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1111)] Ended with exit code 0 [2024-12-06 00:53:03,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:03,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:03,605 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:03,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:03,605 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:03,605 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:03,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:03,607 INFO L229 MonitoredProcess]: Starting monitored process 1112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:03,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1112)] Waiting until timeout for monitored process [2024-12-06 00:53:03,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:03,836 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:03,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:03,859 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:03,860 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:04,198 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:04,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1112)] Ended with exit code 0 [2024-12-06 00:53:04,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:04,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:04,202 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:04,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:04,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:04,202 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:04,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:04,204 INFO L229 MonitoredProcess]: Starting monitored process 1113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:04,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1113)] Waiting until timeout for monitored process [2024-12-06 00:53:04,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:04,435 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:04,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:04,457 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:04,458 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:04,779 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:04,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1113)] Ended with exit code 0 [2024-12-06 00:53:04,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:04,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:04,783 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:04,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:04,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:04,784 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:04,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:04,785 INFO L229 MonitoredProcess]: Starting monitored process 1114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:04,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1114)] Waiting until timeout for monitored process [2024-12-06 00:53:05,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:05,012 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:05,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:05,035 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:05,036 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:05,362 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:05,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1114)] Ended with exit code 0 [2024-12-06 00:53:05,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:05,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:05,366 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:05,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:05,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:05,367 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:05,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:05,368 INFO L229 MonitoredProcess]: Starting monitored process 1115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:05,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1115)] Waiting until timeout for monitored process [2024-12-06 00:53:05,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:05,592 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:05,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:05,616 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:05,617 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:05,949 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:05,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1115)] Ended with exit code 0 [2024-12-06 00:53:05,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:05,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:05,953 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:05,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:05,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:05,953 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:05,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:05,955 INFO L229 MonitoredProcess]: Starting monitored process 1116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:05,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1116)] Waiting until timeout for monitored process [2024-12-06 00:53:06,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:06,185 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:06,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:06,208 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:06,209 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:06,551 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:06,553 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1116)] Ended with exit code 0 [2024-12-06 00:53:06,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:06,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:06,555 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:06,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:06,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:06,556 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:06,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:06,557 INFO L229 MonitoredProcess]: Starting monitored process 1117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:06,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1117)] Waiting until timeout for monitored process [2024-12-06 00:53:06,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:06,780 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:06,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:06,805 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:06,805 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:07,136 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:07,139 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1117)] Ended with exit code 0 [2024-12-06 00:53:07,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:07,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:07,141 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:07,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:07,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:07,141 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:07,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:07,142 INFO L229 MonitoredProcess]: Starting monitored process 1118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:07,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1118)] Waiting until timeout for monitored process [2024-12-06 00:53:07,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:07,370 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:07,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:07,392 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:07,393 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:07,721 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:07,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1118)] Ended with exit code 0 [2024-12-06 00:53:07,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:07,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:07,725 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:07,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:07,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:07,726 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:07,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:07,727 INFO L229 MonitoredProcess]: Starting monitored process 1119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:07,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1119)] Waiting until timeout for monitored process [2024-12-06 00:53:07,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:07,958 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:07,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:07,981 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:07,982 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:08,300 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:08,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1119)] Ended with exit code 0 [2024-12-06 00:53:08,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:08,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:08,304 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:08,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:08,304 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:08,304 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:08,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:08,305 INFO L229 MonitoredProcess]: Starting monitored process 1120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:08,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1120)] Waiting until timeout for monitored process [2024-12-06 00:53:08,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:08,534 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:08,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:08,556 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:08,557 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:08,901 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:08,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1120)] Ended with exit code 0 [2024-12-06 00:53:08,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:08,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:08,906 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:08,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:08,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:08,906 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:08,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:08,907 INFO L229 MonitoredProcess]: Starting monitored process 1121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:08,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1121)] Waiting until timeout for monitored process [2024-12-06 00:53:09,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:09,131 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:09,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:09,153 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:09,154 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:09,479 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:09,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1121)] Ended with exit code 0 [2024-12-06 00:53:09,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:09,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:09,484 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:09,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:09,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:09,484 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:09,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:09,485 INFO L229 MonitoredProcess]: Starting monitored process 1122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:09,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1122)] Waiting until timeout for monitored process [2024-12-06 00:53:09,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:09,705 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:09,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:09,731 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:09,732 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:10,027 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:10,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1122)] Forceful destruction successful, exit code 0 [2024-12-06 00:53:10,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:10,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:10,032 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:10,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:10,032 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:10,032 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:10,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:10,033 INFO L229 MonitoredProcess]: Starting monitored process 1123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:10,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1123)] Waiting until timeout for monitored process [2024-12-06 00:53:10,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:10,256 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:10,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:10,278 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:10,279 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:10,610 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:10,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1123)] Forceful destruction successful, exit code 0 [2024-12-06 00:53:10,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:10,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:10,614 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:10,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:10,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:10,615 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:10,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:10,616 INFO L229 MonitoredProcess]: Starting monitored process 1124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:10,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1124)] Waiting until timeout for monitored process [2024-12-06 00:53:10,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:10,842 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:10,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:10,866 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:10,866 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:11,207 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:11,209 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1124)] Ended with exit code 0 [2024-12-06 00:53:11,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:11,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:11,211 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:11,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:11,212 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:11,212 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:11,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:11,213 INFO L229 MonitoredProcess]: Starting monitored process 1125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:11,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1125)] Waiting until timeout for monitored process [2024-12-06 00:53:11,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:11,438 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:11,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:11,461 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:11,462 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:11,785 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:11,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1125)] Ended with exit code 0 [2024-12-06 00:53:11,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:11,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:11,790 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:11,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:11,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:11,790 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:11,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:11,791 INFO L229 MonitoredProcess]: Starting monitored process 1126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:11,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1126)] Waiting until timeout for monitored process [2024-12-06 00:53:12,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:12,019 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:12,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:12,041 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:12,042 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:12,370 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:12,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1126)] Ended with exit code 0 [2024-12-06 00:53:12,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:12,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:12,376 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:12,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:12,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:12,376 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:12,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:12,377 INFO L229 MonitoredProcess]: Starting monitored process 1127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:12,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1127)] Waiting until timeout for monitored process [2024-12-06 00:53:12,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:12,593 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:12,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:12,614 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:12,615 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:12,912 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:12,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1127)] Ended with exit code 0 [2024-12-06 00:53:12,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:12,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:12,916 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:12,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:12,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:12,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:12,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:12,918 INFO L229 MonitoredProcess]: Starting monitored process 1128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:12,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1128)] Waiting until timeout for monitored process [2024-12-06 00:53:13,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:13,142 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:13,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:13,166 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:13,167 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:13,490 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:13,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1128)] Ended with exit code 0 [2024-12-06 00:53:13,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:13,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:13,495 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:13,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:13,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:13,495 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:13,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:13,496 INFO L229 MonitoredProcess]: Starting monitored process 1129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:13,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1129)] Waiting until timeout for monitored process [2024-12-06 00:53:13,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:13,721 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:13,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:13,743 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:13,744 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:14,090 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:14,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1129)] Ended with exit code 0 [2024-12-06 00:53:14,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:14,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:14,094 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:14,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:14,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:14,095 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:14,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:14,096 INFO L229 MonitoredProcess]: Starting monitored process 1130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:14,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1130)] Waiting until timeout for monitored process [2024-12-06 00:53:14,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:14,318 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:14,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:14,340 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:14,341 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:14,666 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:14,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1130)] Ended with exit code 0 [2024-12-06 00:53:14,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:14,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:14,671 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:14,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:14,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:14,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:14,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:14,672 INFO L229 MonitoredProcess]: Starting monitored process 1131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:14,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1131)] Waiting until timeout for monitored process [2024-12-06 00:53:14,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:14,891 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:14,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:14,914 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:14,914 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:15,248 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:15,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1131)] Ended with exit code 0 [2024-12-06 00:53:15,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:15,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:15,252 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:15,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:15,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:15,252 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:15,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:15,254 INFO L229 MonitoredProcess]: Starting monitored process 1132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:15,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1132)] Waiting until timeout for monitored process [2024-12-06 00:53:15,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:15,472 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:15,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:15,497 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:15,497 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:15,823 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:15,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1132)] Ended with exit code 0 [2024-12-06 00:53:15,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:15,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:15,827 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:15,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:15,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:15,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:15,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:15,828 INFO L229 MonitoredProcess]: Starting monitored process 1133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:15,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1133)] Waiting until timeout for monitored process [2024-12-06 00:53:16,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:16,057 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:16,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:16,079 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:16,080 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:16,417 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:16,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1133)] Ended with exit code 0 [2024-12-06 00:53:16,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:16,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:16,422 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:16,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:16,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:16,422 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:16,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:16,423 INFO L229 MonitoredProcess]: Starting monitored process 1134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:16,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1134)] Waiting until timeout for monitored process [2024-12-06 00:53:16,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:16,645 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:16,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:16,671 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:16,672 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:16,997 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:16,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1134)] Ended with exit code 0 [2024-12-06 00:53:17,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:17,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:17,001 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:17,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:17,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:17,001 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:17,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:17,002 INFO L229 MonitoredProcess]: Starting monitored process 1135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:17,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1135)] Waiting until timeout for monitored process [2024-12-06 00:53:17,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:17,223 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:17,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:17,247 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:17,248 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:17,599 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:17,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1135)] Ended with exit code 0 [2024-12-06 00:53:17,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:17,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:17,604 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:17,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:17,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:17,604 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:17,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:17,606 INFO L229 MonitoredProcess]: Starting monitored process 1136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:17,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1136)] Waiting until timeout for monitored process [2024-12-06 00:53:17,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:17,832 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:17,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:17,856 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:17,857 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:18,199 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:18,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1136)] Ended with exit code 0 [2024-12-06 00:53:18,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:18,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:18,204 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:18,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:18,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:18,204 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:18,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:18,205 INFO L229 MonitoredProcess]: Starting monitored process 1137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:18,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1137)] Waiting until timeout for monitored process [2024-12-06 00:53:18,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:18,426 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:18,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:18,450 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:18,450 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:18,784 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:18,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1137)] Ended with exit code 0 [2024-12-06 00:53:18,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:18,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:18,789 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:18,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:18,789 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:18,789 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:18,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:18,790 INFO L229 MonitoredProcess]: Starting monitored process 1138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:18,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1138)] Waiting until timeout for monitored process [2024-12-06 00:53:19,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:19,020 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:19,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:19,045 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:19,045 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:19,390 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:19,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1138)] Ended with exit code 0 [2024-12-06 00:53:19,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:19,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:19,395 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:19,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:19,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:19,395 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:19,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:19,396 INFO L229 MonitoredProcess]: Starting monitored process 1139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:19,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1139)] Waiting until timeout for monitored process [2024-12-06 00:53:19,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:19,618 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:19,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:19,640 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:19,641 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:19,973 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:19,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1139)] Ended with exit code 0 [2024-12-06 00:53:19,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:19,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:19,977 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:19,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:19,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:19,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:19,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:19,978 INFO L229 MonitoredProcess]: Starting monitored process 1140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:19,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1140)] Waiting until timeout for monitored process [2024-12-06 00:53:20,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:20,202 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:20,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:20,226 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:20,227 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:20,562 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:20,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1140)] Ended with exit code 0 [2024-12-06 00:53:20,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:20,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:20,566 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:20,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:20,566 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:20,567 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:20,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:20,568 INFO L229 MonitoredProcess]: Starting monitored process 1141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:20,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1141)] Waiting until timeout for monitored process [2024-12-06 00:53:20,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:20,794 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:20,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:20,819 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:20,819 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:21,141 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:21,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1141)] Ended with exit code 0 [2024-12-06 00:53:21,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:21,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:21,145 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:21,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:21,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:21,146 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:21,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:21,147 INFO L229 MonitoredProcess]: Starting monitored process 1142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:21,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1142)] Waiting until timeout for monitored process [2024-12-06 00:53:21,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:21,373 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:21,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:21,396 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:21,397 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:21,721 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:21,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1142)] Ended with exit code 0 [2024-12-06 00:53:21,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:21,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:21,725 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:21,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:21,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:21,725 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:21,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:21,727 INFO L229 MonitoredProcess]: Starting monitored process 1143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:21,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1143)] Waiting until timeout for monitored process [2024-12-06 00:53:21,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:21,956 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:21,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:21,978 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:21,979 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:22,292 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:22,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1143)] Ended with exit code 0 [2024-12-06 00:53:22,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:22,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:22,296 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:22,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:22,297 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:22,297 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:22,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:22,298 INFO L229 MonitoredProcess]: Starting monitored process 1144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:22,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1144)] Waiting until timeout for monitored process [2024-12-06 00:53:22,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:22,516 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:22,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:22,538 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:22,538 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:22,876 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:22,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1144)] Ended with exit code 0 [2024-12-06 00:53:22,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:22,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:22,881 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:22,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:22,881 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:22,881 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:22,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:22,882 INFO L229 MonitoredProcess]: Starting monitored process 1145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:22,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1145)] Waiting until timeout for monitored process [2024-12-06 00:53:23,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:23,104 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:23,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:23,128 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:23,128 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:23,448 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:23,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1145)] Ended with exit code 0 [2024-12-06 00:53:23,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:23,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:23,453 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:23,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:23,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:23,453 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:23,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:23,454 INFO L229 MonitoredProcess]: Starting monitored process 1146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:23,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1146)] Waiting until timeout for monitored process [2024-12-06 00:53:23,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:23,678 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:23,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:23,700 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:23,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:24,023 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:24,026 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1146)] Ended with exit code 0 [2024-12-06 00:53:24,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:24,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:24,028 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:24,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:24,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:24,028 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:24,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:24,029 INFO L229 MonitoredProcess]: Starting monitored process 1147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:24,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1147)] Waiting until timeout for monitored process [2024-12-06 00:53:24,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:24,245 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:24,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:24,268 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:24,269 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:24,572 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:24,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1147)] Ended with exit code 0 [2024-12-06 00:53:24,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:24,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:24,576 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:24,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:24,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:24,577 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:24,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:24,578 INFO L229 MonitoredProcess]: Starting monitored process 1148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:24,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1148)] Waiting until timeout for monitored process [2024-12-06 00:53:24,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:24,797 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:24,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:24,819 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:24,820 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:25,164 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:25,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1148)] Ended with exit code 0 [2024-12-06 00:53:25,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:25,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:25,169 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:25,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:25,169 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:25,169 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:25,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:25,170 INFO L229 MonitoredProcess]: Starting monitored process 1149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:25,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1149)] Waiting until timeout for monitored process [2024-12-06 00:53:25,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:25,406 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:25,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:25,429 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:25,429 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:25,784 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:25,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1149)] Forceful destruction successful, exit code 0 [2024-12-06 00:53:25,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:25,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:25,788 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:25,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:25,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:25,788 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:25,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:25,790 INFO L229 MonitoredProcess]: Starting monitored process 1150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:25,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1150)] Waiting until timeout for monitored process [2024-12-06 00:53:26,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:26,014 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:26,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:26,037 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:26,038 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:26,384 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:26,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1150)] Ended with exit code 0 [2024-12-06 00:53:26,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:26,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:26,389 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:26,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:26,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:26,389 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:26,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:26,391 INFO L229 MonitoredProcess]: Starting monitored process 1151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:26,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1151)] Waiting until timeout for monitored process [2024-12-06 00:53:26,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:26,612 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:26,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:26,634 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:26,635 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:26,969 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:26,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1151)] Ended with exit code 0 [2024-12-06 00:53:26,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:26,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:26,974 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:26,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:26,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:26,974 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:26,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:26,976 INFO L229 MonitoredProcess]: Starting monitored process 1152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:26,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1152)] Waiting until timeout for monitored process [2024-12-06 00:53:27,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:27,202 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:27,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:27,224 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:27,225 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:27,574 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:27,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1152)] Ended with exit code 0 [2024-12-06 00:53:27,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:27,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:27,579 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:27,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:27,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:27,579 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:27,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:27,580 INFO L229 MonitoredProcess]: Starting monitored process 1153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:27,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1153)] Waiting until timeout for monitored process [2024-12-06 00:53:27,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:27,796 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:27,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:27,820 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:27,820 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:28,135 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:28,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1153)] Ended with exit code 0 [2024-12-06 00:53:28,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:28,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:28,139 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:28,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:28,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:28,139 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:28,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:28,140 INFO L229 MonitoredProcess]: Starting monitored process 1154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:28,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1154)] Waiting until timeout for monitored process [2024-12-06 00:53:28,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:28,366 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:28,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:28,389 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:28,390 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:28,690 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:28,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1154)] Ended with exit code 0 [2024-12-06 00:53:28,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:28,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:28,695 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:28,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:28,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:28,695 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:28,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:28,696 INFO L229 MonitoredProcess]: Starting monitored process 1155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:28,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1155)] Waiting until timeout for monitored process [2024-12-06 00:53:28,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:28,915 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:28,938 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:28,938 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:29,271 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:29,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1155)] Forceful destruction successful, exit code 0 [2024-12-06 00:53:29,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:29,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:29,275 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:29,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:29,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:29,275 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:29,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:29,276 INFO L229 MonitoredProcess]: Starting monitored process 1156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:29,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1156)] Waiting until timeout for monitored process [2024-12-06 00:53:29,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:29,493 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:29,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:29,517 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:29,518 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:29,836 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:29,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1156)] Ended with exit code 0 [2024-12-06 00:53:29,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:29,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:29,840 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:29,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:29,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:29,840 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:29,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:29,841 INFO L229 MonitoredProcess]: Starting monitored process 1157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:29,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1157)] Waiting until timeout for monitored process [2024-12-06 00:53:30,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:30,065 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:30,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:30,088 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:30,089 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:30,432 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:30,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1157)] Ended with exit code 0 [2024-12-06 00:53:30,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:30,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:30,436 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:30,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:30,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:30,437 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:30,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:30,438 INFO L229 MonitoredProcess]: Starting monitored process 1158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:30,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1158)] Waiting until timeout for monitored process [2024-12-06 00:53:30,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:30,672 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:30,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:30,697 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:30,698 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:31,037 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:31,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1158)] Ended with exit code 0 [2024-12-06 00:53:31,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:31,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:31,042 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:31,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:31,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:31,042 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:31,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:31,044 INFO L229 MonitoredProcess]: Starting monitored process 1159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:31,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1159)] Waiting until timeout for monitored process [2024-12-06 00:53:31,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:31,265 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:31,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:31,287 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:31,287 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:31,612 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:31,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1159)] Ended with exit code 0 [2024-12-06 00:53:31,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:31,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:31,617 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:31,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:31,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:31,617 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:31,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:31,618 INFO L229 MonitoredProcess]: Starting monitored process 1160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:31,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1160)] Waiting until timeout for monitored process [2024-12-06 00:53:31,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:31,844 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:31,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:31,867 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:31,867 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:32,206 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:32,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1160)] Ended with exit code 0 [2024-12-06 00:53:32,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:32,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:32,210 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:32,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:32,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:32,211 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:32,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:32,212 INFO L229 MonitoredProcess]: Starting monitored process 1161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:32,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1161)] Waiting until timeout for monitored process [2024-12-06 00:53:32,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:32,440 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:32,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:32,463 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:32,464 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:32,784 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:32,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1161)] Ended with exit code 0 [2024-12-06 00:53:32,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:32,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:32,789 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:32,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:32,789 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:32,789 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:32,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:32,790 INFO L229 MonitoredProcess]: Starting monitored process 1162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:32,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1162)] Waiting until timeout for monitored process [2024-12-06 00:53:33,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:33,008 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:33,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:33,033 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:33,033 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:33,357 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:33,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1162)] Ended with exit code 0 [2024-12-06 00:53:33,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:33,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:33,362 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:33,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:33,362 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:33,362 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:33,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:33,363 INFO L229 MonitoredProcess]: Starting monitored process 1163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:33,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1163)] Waiting until timeout for monitored process [2024-12-06 00:53:33,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:33,593 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:33,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:33,618 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:33,618 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:33,951 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:33,953 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1163)] Ended with exit code 0 [2024-12-06 00:53:33,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:33,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:33,955 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:33,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:33,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:33,956 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:33,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:33,957 INFO L229 MonitoredProcess]: Starting monitored process 1164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:33,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1164)] Waiting until timeout for monitored process [2024-12-06 00:53:34,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:34,171 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:34,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:34,196 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:34,196 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:34,526 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:34,528 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1164)] Ended with exit code 0 [2024-12-06 00:53:34,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:34,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:34,530 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:34,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:34,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:34,530 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:34,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:34,531 INFO L229 MonitoredProcess]: Starting monitored process 1165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:34,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1165)] Waiting until timeout for monitored process [2024-12-06 00:53:34,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:34,761 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:34,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:34,789 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:34,790 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:35,135 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:35,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1165)] Ended with exit code 0 [2024-12-06 00:53:35,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:35,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:35,139 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:35,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:35,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:35,140 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:35,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:35,141 INFO L229 MonitoredProcess]: Starting monitored process 1166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:35,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1166)] Waiting until timeout for monitored process [2024-12-06 00:53:35,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:35,368 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:35,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:35,392 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:35,393 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:35,715 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:35,718 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1166)] Ended with exit code 0 [2024-12-06 00:53:35,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:35,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:35,720 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:35,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:35,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:35,720 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:35,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:35,722 INFO L229 MonitoredProcess]: Starting monitored process 1167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:35,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1167)] Waiting until timeout for monitored process [2024-12-06 00:53:35,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:35,942 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:35,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:35,965 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:35,965 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:36,291 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:36,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1167)] Ended with exit code 0 [2024-12-06 00:53:36,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:36,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:36,296 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:36,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:36,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:36,296 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:36,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:36,297 INFO L229 MonitoredProcess]: Starting monitored process 1168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:36,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1168)] Waiting until timeout for monitored process [2024-12-06 00:53:36,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:36,524 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:36,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:36,548 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:36,549 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:36,868 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:36,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1168)] Ended with exit code 0 [2024-12-06 00:53:36,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:36,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:36,872 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:36,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:36,872 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:36,872 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:36,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:36,874 INFO L229 MonitoredProcess]: Starting monitored process 1169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:36,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1169)] Waiting until timeout for monitored process [2024-12-06 00:53:37,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:37,097 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:37,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:37,121 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:37,122 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:37,460 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:37,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1169)] Ended with exit code 0 [2024-12-06 00:53:37,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:37,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:37,464 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:37,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:37,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:37,465 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:37,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:37,466 INFO L229 MonitoredProcess]: Starting monitored process 1170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:37,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1170)] Waiting until timeout for monitored process [2024-12-06 00:53:37,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:37,683 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:37,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:37,705 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:37,705 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:38,055 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:38,058 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1170)] Ended with exit code 0 [2024-12-06 00:53:38,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:38,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:38,060 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:38,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:38,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:38,060 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:38,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:38,062 INFO L229 MonitoredProcess]: Starting monitored process 1171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:38,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1171)] Waiting until timeout for monitored process [2024-12-06 00:53:38,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:38,283 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:38,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:38,307 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:38,308 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:38,653 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:38,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1171)] Ended with exit code 0 [2024-12-06 00:53:38,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:38,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:38,659 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:38,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:38,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:38,659 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:38,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:38,660 INFO L229 MonitoredProcess]: Starting monitored process 1172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:38,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1172)] Waiting until timeout for monitored process [2024-12-06 00:53:38,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:38,886 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:38,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:38,914 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:38,915 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:39,249 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:39,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1172)] Ended with exit code 0 [2024-12-06 00:53:39,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:39,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:39,253 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:39,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:39,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:39,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:39,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:39,254 INFO L229 MonitoredProcess]: Starting monitored process 1173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:39,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1173)] Waiting until timeout for monitored process [2024-12-06 00:53:39,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:39,482 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:39,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:39,505 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:39,506 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:39,817 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:39,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1173)] Ended with exit code 0 [2024-12-06 00:53:39,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:39,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:39,822 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:39,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:39,822 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:39,822 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:39,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:39,823 INFO L229 MonitoredProcess]: Starting monitored process 1174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:39,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1174)] Waiting until timeout for monitored process [2024-12-06 00:53:40,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:40,048 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:40,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:40,072 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:40,072 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:40,393 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:40,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1174)] Ended with exit code 0 [2024-12-06 00:53:40,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:40,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:40,397 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:40,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:40,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:40,397 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:40,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:40,399 INFO L229 MonitoredProcess]: Starting monitored process 1175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:40,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1175)] Waiting until timeout for monitored process [2024-12-06 00:53:40,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:40,623 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:40,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:40,647 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:40,647 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:40,970 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:40,972 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1175)] Forceful destruction successful, exit code 0 [2024-12-06 00:53:40,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:40,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:40,974 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:40,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:40,975 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:40,975 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:40,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:40,976 INFO L229 MonitoredProcess]: Starting monitored process 1176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:40,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1176)] Waiting until timeout for monitored process [2024-12-06 00:53:41,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:41,196 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:41,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:41,220 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:41,221 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:41,538 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:41,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1176)] Forceful destruction successful, exit code 0 [2024-12-06 00:53:41,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:41,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:41,542 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:41,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:41,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:41,542 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:41,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:41,544 INFO L229 MonitoredProcess]: Starting monitored process 1177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:41,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1177)] Waiting until timeout for monitored process [2024-12-06 00:53:41,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:41,769 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:41,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:41,794 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:41,794 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:42,112 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:42,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1177)] Ended with exit code 0 [2024-12-06 00:53:42,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:42,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:42,116 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:42,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:42,116 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:42,116 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:42,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:42,117 INFO L229 MonitoredProcess]: Starting monitored process 1178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:42,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1178)] Waiting until timeout for monitored process [2024-12-06 00:53:42,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:42,332 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:42,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:42,357 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:42,357 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:42,680 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:42,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1178)] Ended with exit code 0 [2024-12-06 00:53:42,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:42,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:42,684 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:42,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:42,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:42,684 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:42,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:42,685 INFO L229 MonitoredProcess]: Starting monitored process 1179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:42,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1179)] Waiting until timeout for monitored process [2024-12-06 00:53:42,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:42,915 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:42,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:42,938 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:42,939 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:43,259 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:43,262 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1179)] Ended with exit code 0 [2024-12-06 00:53:43,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:43,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:43,264 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:43,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:43,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:43,264 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:43,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:43,265 INFO L229 MonitoredProcess]: Starting monitored process 1180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:43,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1180)] Waiting until timeout for monitored process [2024-12-06 00:53:43,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:43,482 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:43,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:43,506 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:43,507 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:43,844 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:43,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1180)] Ended with exit code 0 [2024-12-06 00:53:43,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:43,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:43,848 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:43,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:43,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:43,849 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:43,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:43,850 INFO L229 MonitoredProcess]: Starting monitored process 1181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:43,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1181)] Waiting until timeout for monitored process [2024-12-06 00:53:44,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:44,076 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:44,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:44,100 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:44,101 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:44,435 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:44,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1181)] Ended with exit code 0 [2024-12-06 00:53:44,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:44,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:44,439 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:44,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:44,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:44,439 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:44,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:44,441 INFO L229 MonitoredProcess]: Starting monitored process 1182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:44,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1182)] Waiting until timeout for monitored process [2024-12-06 00:53:44,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:44,675 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:44,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:44,700 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:44,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:45,054 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:45,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1182)] Ended with exit code 0 [2024-12-06 00:53:45,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:45,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:45,058 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:45,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:45,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:45,058 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:45,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:45,060 INFO L229 MonitoredProcess]: Starting monitored process 1183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:45,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1183)] Waiting until timeout for monitored process [2024-12-06 00:53:45,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:45,280 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:45,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:45,305 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:45,305 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:45,623 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:45,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1183)] Forceful destruction successful, exit code 0 [2024-12-06 00:53:45,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:45,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:45,627 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:45,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:45,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:45,628 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:45,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:45,629 INFO L229 MonitoredProcess]: Starting monitored process 1184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:45,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1184)] Waiting until timeout for monitored process [2024-12-06 00:53:45,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:45,847 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:45,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:45,869 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:45,870 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:46,191 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:46,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1184)] Ended with exit code 0 [2024-12-06 00:53:46,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:46,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:46,195 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:46,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:46,196 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:46,196 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:46,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:46,197 INFO L229 MonitoredProcess]: Starting monitored process 1185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:46,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1185)] Waiting until timeout for monitored process [2024-12-06 00:53:46,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:46,422 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:46,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:46,444 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:46,444 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:46,766 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:46,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1185)] Ended with exit code 0 [2024-12-06 00:53:46,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:46,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:46,772 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:46,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:46,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:46,773 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:46,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:46,774 INFO L229 MonitoredProcess]: Starting monitored process 1186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:46,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1186)] Waiting until timeout for monitored process [2024-12-06 00:53:46,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:46,994 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:47,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:47,016 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:47,017 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:47,345 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:47,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1186)] Ended with exit code 0 [2024-12-06 00:53:47,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:47,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:47,349 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:47,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:47,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:47,349 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:47,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:47,351 INFO L229 MonitoredProcess]: Starting monitored process 1187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:47,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1187)] Waiting until timeout for monitored process [2024-12-06 00:53:47,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:47,570 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:47,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:47,593 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:47,594 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:47,924 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:47,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1187)] Ended with exit code 0 [2024-12-06 00:53:47,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:47,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:47,929 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:47,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:47,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:47,929 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:47,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:47,930 INFO L229 MonitoredProcess]: Starting monitored process 1188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:47,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1188)] Waiting until timeout for monitored process [2024-12-06 00:53:48,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:48,156 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:48,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:48,179 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:48,180 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:48,485 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:48,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1188)] Ended with exit code 0 [2024-12-06 00:53:48,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:48,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:48,489 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:48,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:48,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:48,489 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:48,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:48,491 INFO L229 MonitoredProcess]: Starting monitored process 1189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:48,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1189)] Waiting until timeout for monitored process [2024-12-06 00:53:48,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:48,726 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:48,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:48,751 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:48,752 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:49,070 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:49,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1189)] Ended with exit code 0 [2024-12-06 00:53:49,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:49,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:49,074 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:49,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:49,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:49,074 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:49,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:49,076 INFO L229 MonitoredProcess]: Starting monitored process 1190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:49,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1190)] Waiting until timeout for monitored process [2024-12-06 00:53:49,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:49,294 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:49,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:49,319 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:49,319 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:49,669 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:49,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1190)] Ended with exit code 0 [2024-12-06 00:53:49,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:49,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:49,674 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:49,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:49,674 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:49,674 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:49,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:49,675 INFO L229 MonitoredProcess]: Starting monitored process 1191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:49,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1191)] Waiting until timeout for monitored process [2024-12-06 00:53:49,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:49,895 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:49,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:49,919 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:49,919 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:50,255 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:50,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1191)] Ended with exit code 0 [2024-12-06 00:53:50,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:50,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:50,259 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:50,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:50,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:50,260 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:50,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:50,261 INFO L229 MonitoredProcess]: Starting monitored process 1192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:50,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1192)] Waiting until timeout for monitored process [2024-12-06 00:53:50,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:50,479 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:50,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:50,501 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:50,502 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:50,818 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:50,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1192)] Ended with exit code 0 [2024-12-06 00:53:50,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:50,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:50,822 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:50,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:50,822 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:50,822 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:50,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:50,823 INFO L229 MonitoredProcess]: Starting monitored process 1193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:50,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1193)] Waiting until timeout for monitored process [2024-12-06 00:53:51,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:51,043 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:51,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:51,066 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:51,066 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:51,433 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:51,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1193)] Ended with exit code 0 [2024-12-06 00:53:51,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:51,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:51,437 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:51,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:51,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:51,437 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:51,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:51,439 INFO L229 MonitoredProcess]: Starting monitored process 1194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:51,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1194)] Waiting until timeout for monitored process [2024-12-06 00:53:51,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:51,665 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:51,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:51,690 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:51,691 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:52,052 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:52,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1194)] Ended with exit code 0 [2024-12-06 00:53:52,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:52,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:52,057 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:52,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:52,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:52,057 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:52,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:52,058 INFO L229 MonitoredProcess]: Starting monitored process 1195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:52,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1195)] Waiting until timeout for monitored process [2024-12-06 00:53:52,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:52,289 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:52,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:52,313 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:52,313 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:52,647 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:52,649 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1195)] Forceful destruction successful, exit code 0 [2024-12-06 00:53:52,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:52,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:52,651 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:52,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:52,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:52,651 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:52,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:52,652 INFO L229 MonitoredProcess]: Starting monitored process 1196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:52,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1196)] Waiting until timeout for monitored process [2024-12-06 00:53:52,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:52,871 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:52,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:52,893 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:52,893 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:53,240 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:53,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1196)] Ended with exit code 0 [2024-12-06 00:53:53,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:53,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:53,245 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:53,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:53,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:53,245 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:53,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:53,246 INFO L229 MonitoredProcess]: Starting monitored process 1197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:53,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1197)] Waiting until timeout for monitored process [2024-12-06 00:53:53,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:53,472 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:53,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:53,496 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:53,496 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:53,824 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:53,826 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1197)] Ended with exit code 0 [2024-12-06 00:53:53,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:53,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:53,828 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:53,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:53,829 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:53,829 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:53,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:53,830 INFO L229 MonitoredProcess]: Starting monitored process 1198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:53,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1198)] Waiting until timeout for monitored process [2024-12-06 00:53:54,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:54,054 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:54,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:54,076 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:54,077 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:54,385 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:54,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1198)] Ended with exit code 0 [2024-12-06 00:53:54,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:54,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:54,390 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:54,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:54,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:54,390 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:54,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:54,391 INFO L229 MonitoredProcess]: Starting monitored process 1199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:54,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1199)] Waiting until timeout for monitored process [2024-12-06 00:53:54,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:54,613 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:54,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:54,635 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:54,636 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:54,960 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:54,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1199)] Forceful destruction successful, exit code 0 [2024-12-06 00:53:54,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:54,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:54,964 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:54,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:54,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:54,964 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:54,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:54,966 INFO L229 MonitoredProcess]: Starting monitored process 1200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:54,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1200)] Waiting until timeout for monitored process [2024-12-06 00:53:55,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:55,187 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:55,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:55,211 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:55,212 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:55,523 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:55,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1200)] Ended with exit code 0 [2024-12-06 00:53:55,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:55,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:55,527 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:55,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:55,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:55,528 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:55,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:55,529 INFO L229 MonitoredProcess]: Starting monitored process 1201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:55,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1201)] Waiting until timeout for monitored process [2024-12-06 00:53:55,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:55,744 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:55,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:55,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:55,768 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:56,110 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:56,112 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1201)] Forceful destruction successful, exit code 0 [2024-12-06 00:53:56,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:56,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:56,114 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:56,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:56,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:56,114 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:56,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:56,116 INFO L229 MonitoredProcess]: Starting monitored process 1202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:56,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1202)] Waiting until timeout for monitored process [2024-12-06 00:53:56,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:56,347 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:56,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:56,370 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:56,370 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:56,707 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:56,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1202)] Ended with exit code 0 [2024-12-06 00:53:56,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:56,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:56,712 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:56,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:56,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:56,712 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:56,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:56,713 INFO L229 MonitoredProcess]: Starting monitored process 1203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:56,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1203)] Waiting until timeout for monitored process [2024-12-06 00:53:56,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:56,936 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:56,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:56,960 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:56,961 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:57,277 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:57,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1203)] Ended with exit code 0 [2024-12-06 00:53:57,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:57,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:57,281 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:57,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:57,281 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:57,282 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:57,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:57,283 INFO L229 MonitoredProcess]: Starting monitored process 1204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:57,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1204)] Waiting until timeout for monitored process [2024-12-06 00:53:57,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:57,503 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:57,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:57,526 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:57,526 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:57,822 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:57,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1204)] Ended with exit code 0 [2024-12-06 00:53:57,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:57,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:57,826 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:57,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:57,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:57,826 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:57,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:57,828 INFO L229 MonitoredProcess]: Starting monitored process 1205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:57,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1205)] Waiting until timeout for monitored process [2024-12-06 00:53:58,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:58,052 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:58,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:58,075 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:58,076 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:58,407 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:58,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1205)] Ended with exit code 0 [2024-12-06 00:53:58,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:58,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:58,412 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:58,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:58,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:58,412 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:58,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:58,413 INFO L229 MonitoredProcess]: Starting monitored process 1206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:58,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1206)] Waiting until timeout for monitored process [2024-12-06 00:53:58,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:58,633 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:58,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:58,656 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:58,656 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:58,994 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:58,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1206)] Ended with exit code 0 [2024-12-06 00:53:58,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:58,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:58,999 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:58,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:58,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:58,999 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:58,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:59,000 INFO L229 MonitoredProcess]: Starting monitored process 1207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:59,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1207)] Waiting until timeout for monitored process [2024-12-06 00:53:59,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:59,222 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:59,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:59,244 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:59,245 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:53:59,595 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:53:59,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1207)] Forceful destruction successful, exit code 0 [2024-12-06 00:53:59,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:53:59,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:53:59,599 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:53:59,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:53:59,600 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:53:59,600 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:53:59,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:53:59,601 INFO L229 MonitoredProcess]: Starting monitored process 1208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:53:59,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1208)] Waiting until timeout for monitored process [2024-12-06 00:53:59,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:59,822 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:53:59,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:53:59,844 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:53:59,845 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:00,146 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:00,148 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1208)] Ended with exit code 0 [2024-12-06 00:54:00,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:00,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:00,150 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:00,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:00,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:00,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:00,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:00,152 INFO L229 MonitoredProcess]: Starting monitored process 1209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:00,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1209)] Waiting until timeout for monitored process [2024-12-06 00:54:00,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:00,376 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:00,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:00,398 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:00,399 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:00,736 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:00,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1209)] Ended with exit code 0 [2024-12-06 00:54:00,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:00,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:00,740 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:00,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:00,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:00,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:00,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:00,742 INFO L229 MonitoredProcess]: Starting monitored process 1210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:00,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1210)] Waiting until timeout for monitored process [2024-12-06 00:54:00,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:00,965 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:00,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:00,989 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:00,989 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:01,322 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:01,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1210)] Ended with exit code 0 [2024-12-06 00:54:01,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:01,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:01,326 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:01,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:01,326 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:01,326 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:01,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:01,328 INFO L229 MonitoredProcess]: Starting monitored process 1211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:01,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1211)] Waiting until timeout for monitored process [2024-12-06 00:54:01,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:01,548 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:01,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:01,570 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:01,571 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:01,895 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:01,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1211)] Ended with exit code 0 [2024-12-06 00:54:01,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:01,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:01,900 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:01,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:01,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:01,900 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:01,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:01,901 INFO L229 MonitoredProcess]: Starting monitored process 1212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:01,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1212)] Waiting until timeout for monitored process [2024-12-06 00:54:02,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:02,117 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:02,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:02,141 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:02,141 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:02,473 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:02,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1212)] Forceful destruction successful, exit code 0 [2024-12-06 00:54:02,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:02,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:02,477 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:02,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:02,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:02,478 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:02,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:02,479 INFO L229 MonitoredProcess]: Starting monitored process 1213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:02,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1213)] Waiting until timeout for monitored process [2024-12-06 00:54:02,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:02,698 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:02,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:02,721 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:02,721 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:03,044 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:03,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1213)] Ended with exit code 0 [2024-12-06 00:54:03,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:03,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:03,048 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:03,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:03,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:03,049 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:03,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:03,050 INFO L229 MonitoredProcess]: Starting monitored process 1214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:03,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1214)] Waiting until timeout for monitored process [2024-12-06 00:54:03,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:03,276 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:03,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:03,299 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:03,299 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:03,654 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:03,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1214)] Ended with exit code 0 [2024-12-06 00:54:03,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:03,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:03,658 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:03,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:03,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:03,658 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:03,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:03,660 INFO L229 MonitoredProcess]: Starting monitored process 1215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:03,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1215)] Waiting until timeout for monitored process [2024-12-06 00:54:03,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:03,880 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:03,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:03,904 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:03,905 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:04,246 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:04,249 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1215)] Ended with exit code 0 [2024-12-06 00:54:04,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:04,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:04,251 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:04,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:04,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:04,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:04,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:04,252 INFO L229 MonitoredProcess]: Starting monitored process 1216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:04,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1216)] Waiting until timeout for monitored process [2024-12-06 00:54:04,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:04,468 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:04,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:04,491 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:04,491 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:04,805 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:04,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1216)] Ended with exit code 0 [2024-12-06 00:54:04,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:04,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:04,809 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:04,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:04,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:04,809 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:04,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:04,810 INFO L229 MonitoredProcess]: Starting monitored process 1217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:04,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1217)] Waiting until timeout for monitored process [2024-12-06 00:54:05,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:05,031 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:05,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:05,057 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:05,058 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:05,374 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:05,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1217)] Ended with exit code 0 [2024-12-06 00:54:05,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:05,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:05,378 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:05,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:05,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:05,378 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:05,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:05,379 INFO L229 MonitoredProcess]: Starting monitored process 1218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:05,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1218)] Waiting until timeout for monitored process [2024-12-06 00:54:05,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:05,605 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:05,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:05,627 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:05,628 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:05,941 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:05,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1218)] Ended with exit code 0 [2024-12-06 00:54:05,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:05,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:05,946 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:05,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:05,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:05,946 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:05,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:05,948 INFO L229 MonitoredProcess]: Starting monitored process 1219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:05,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1219)] Waiting until timeout for monitored process [2024-12-06 00:54:06,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:06,175 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:06,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:06,199 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:06,199 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:06,527 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:06,529 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1219)] Ended with exit code 0 [2024-12-06 00:54:06,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:06,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:06,531 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:06,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:06,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:06,531 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:06,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:06,533 INFO L229 MonitoredProcess]: Starting monitored process 1220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:06,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1220)] Waiting until timeout for monitored process [2024-12-06 00:54:06,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:06,753 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:06,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:06,777 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:06,778 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:07,108 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:07,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1220)] Ended with exit code 0 [2024-12-06 00:54:07,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:07,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:07,112 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:07,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:07,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:07,113 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:07,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:07,114 INFO L229 MonitoredProcess]: Starting monitored process 1221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:07,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1221)] Waiting until timeout for monitored process [2024-12-06 00:54:07,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:07,340 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:07,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:07,363 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:07,364 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:07,683 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:07,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1221)] Ended with exit code 0 [2024-12-06 00:54:07,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:07,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:07,688 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:07,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:07,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:07,688 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:07,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:07,689 INFO L229 MonitoredProcess]: Starting monitored process 1222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:07,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1222)] Waiting until timeout for monitored process [2024-12-06 00:54:07,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:07,918 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:07,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:07,940 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:07,941 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:08,267 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:08,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1222)] Ended with exit code 0 [2024-12-06 00:54:08,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:08,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:08,271 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:08,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:08,271 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:08,271 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:08,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:08,273 INFO L229 MonitoredProcess]: Starting monitored process 1223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:08,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1223)] Waiting until timeout for monitored process [2024-12-06 00:54:08,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:08,496 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:08,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:08,519 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:08,519 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:08,842 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:08,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1223)] Ended with exit code 0 [2024-12-06 00:54:08,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:08,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:08,846 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:08,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:08,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:08,846 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:08,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:08,847 INFO L229 MonitoredProcess]: Starting monitored process 1224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:08,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1224)] Waiting until timeout for monitored process [2024-12-06 00:54:09,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:09,072 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:09,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:09,097 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:09,097 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:09,437 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:09,439 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1224)] Ended with exit code 0 [2024-12-06 00:54:09,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:09,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:09,441 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:09,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:09,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:09,441 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:09,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:09,443 INFO L229 MonitoredProcess]: Starting monitored process 1225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:09,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1225)] Waiting until timeout for monitored process [2024-12-06 00:54:09,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:09,660 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:09,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:09,684 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:09,684 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:10,033 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:10,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1225)] Forceful destruction successful, exit code 0 [2024-12-06 00:54:10,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:10,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:10,037 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:10,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:10,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:10,038 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:10,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:10,039 INFO L229 MonitoredProcess]: Starting monitored process 1226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:10,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1226)] Waiting until timeout for monitored process [2024-12-06 00:54:10,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:10,258 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:10,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:10,282 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:10,283 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:10,603 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:10,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1226)] Ended with exit code 0 [2024-12-06 00:54:10,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:10,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:10,607 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:10,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:10,607 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:10,607 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:10,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:10,609 INFO L229 MonitoredProcess]: Starting monitored process 1227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:10,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1227)] Waiting until timeout for monitored process [2024-12-06 00:54:10,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:10,829 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:10,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:10,853 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:10,854 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:11,201 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:11,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1227)] Ended with exit code 0 [2024-12-06 00:54:11,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:11,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:11,206 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:11,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:11,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:11,206 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:11,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:11,207 INFO L229 MonitoredProcess]: Starting monitored process 1228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:11,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1228)] Waiting until timeout for monitored process [2024-12-06 00:54:11,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:11,428 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:11,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:11,451 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:11,452 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:11,796 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:11,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1228)] Ended with exit code 0 [2024-12-06 00:54:11,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:11,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:11,801 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:11,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:11,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:11,801 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:11,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:11,802 INFO L229 MonitoredProcess]: Starting monitored process 1229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:11,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1229)] Waiting until timeout for monitored process [2024-12-06 00:54:12,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:12,028 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:12,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:12,051 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:12,052 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:12,379 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:12,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1229)] Ended with exit code 0 [2024-12-06 00:54:12,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:12,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:12,383 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:12,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:12,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:12,384 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:12,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:12,385 INFO L229 MonitoredProcess]: Starting monitored process 1230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:12,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1230)] Waiting until timeout for monitored process [2024-12-06 00:54:12,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:12,603 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:12,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:12,627 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:12,628 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:12,930 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:12,933 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1230)] Ended with exit code 0 [2024-12-06 00:54:12,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:12,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:12,936 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:12,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:12,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:12,936 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:12,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:12,937 INFO L229 MonitoredProcess]: Starting monitored process 1231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:12,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1231)] Waiting until timeout for monitored process [2024-12-06 00:54:13,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:13,162 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:13,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:13,184 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:13,185 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:13,519 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:13,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1231)] Ended with exit code 0 [2024-12-06 00:54:13,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:13,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:13,524 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:13,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:13,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:13,524 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:13,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:13,525 INFO L229 MonitoredProcess]: Starting monitored process 1232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:13,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1232)] Waiting until timeout for monitored process [2024-12-06 00:54:13,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:13,744 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:13,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:13,768 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:13,769 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:14,113 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:14,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1232)] Forceful destruction successful, exit code 0 [2024-12-06 00:54:14,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:14,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:14,117 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:14,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:14,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:14,117 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:14,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:14,119 INFO L229 MonitoredProcess]: Starting monitored process 1233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:14,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1233)] Waiting until timeout for monitored process [2024-12-06 00:54:14,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:14,336 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:14,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:14,359 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:14,359 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:14,674 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:14,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1233)] Ended with exit code 0 [2024-12-06 00:54:14,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:14,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:14,678 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:14,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:14,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:14,678 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:14,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:14,679 INFO L229 MonitoredProcess]: Starting monitored process 1234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:14,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1234)] Waiting until timeout for monitored process [2024-12-06 00:54:14,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:14,897 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:14,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:14,921 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:14,922 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:15,241 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:15,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1234)] Ended with exit code 0 [2024-12-06 00:54:15,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:15,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:15,245 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:15,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:15,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:15,246 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:15,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:15,247 INFO L229 MonitoredProcess]: Starting monitored process 1235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:15,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1235)] Waiting until timeout for monitored process [2024-12-06 00:54:15,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:15,472 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:15,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:15,495 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:15,496 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:15,806 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:15,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1235)] Ended with exit code 0 [2024-12-06 00:54:15,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:15,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:15,810 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:15,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:15,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:15,811 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:15,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:15,812 INFO L229 MonitoredProcess]: Starting monitored process 1236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:15,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1236)] Waiting until timeout for monitored process [2024-12-06 00:54:16,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:16,028 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:16,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:16,050 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:16,051 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:16,362 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:16,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1236)] Ended with exit code 0 [2024-12-06 00:54:16,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:16,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:16,366 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:16,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:16,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:16,366 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:16,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:16,367 INFO L229 MonitoredProcess]: Starting monitored process 1237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:16,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1237)] Waiting until timeout for monitored process [2024-12-06 00:54:16,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:16,586 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:16,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:16,608 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:16,609 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:16,931 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:16,933 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1237)] Ended with exit code 0 [2024-12-06 00:54:16,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:16,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:16,935 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:16,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:16,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:16,935 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:16,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:16,937 INFO L229 MonitoredProcess]: Starting monitored process 1238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:16,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1238)] Waiting until timeout for monitored process [2024-12-06 00:54:17,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:17,154 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:17,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:17,176 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:17,177 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:17,495 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:17,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1238)] Ended with exit code 0 [2024-12-06 00:54:17,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:17,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:17,500 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:17,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:17,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:17,500 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:17,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:17,501 INFO L229 MonitoredProcess]: Starting monitored process 1239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:17,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1239)] Waiting until timeout for monitored process [2024-12-06 00:54:17,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:17,729 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:17,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:17,754 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:17,754 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:18,099 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:18,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1239)] Ended with exit code 0 [2024-12-06 00:54:18,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:18,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:18,105 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:18,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:18,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:18,105 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:18,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:18,106 INFO L229 MonitoredProcess]: Starting monitored process 1240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:18,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1240)] Waiting until timeout for monitored process [2024-12-06 00:54:18,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:18,330 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:18,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:18,355 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:18,355 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:18,677 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:18,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1240)] Ended with exit code 0 [2024-12-06 00:54:18,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:18,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:18,681 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:18,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:18,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:18,682 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:18,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:18,683 INFO L229 MonitoredProcess]: Starting monitored process 1241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:18,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1241)] Waiting until timeout for monitored process [2024-12-06 00:54:18,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:18,907 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:18,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:18,929 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:18,930 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:19,268 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:19,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1241)] Ended with exit code 0 [2024-12-06 00:54:19,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:19,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:19,272 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:19,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:19,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:19,272 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:19,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:19,273 INFO L229 MonitoredProcess]: Starting monitored process 1242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:19,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1242)] Waiting until timeout for monitored process [2024-12-06 00:54:19,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:19,500 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:19,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:19,524 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:19,524 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:19,859 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:19,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1242)] Ended with exit code 0 [2024-12-06 00:54:19,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:19,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:19,863 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:19,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:19,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:19,864 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:19,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:19,865 INFO L229 MonitoredProcess]: Starting monitored process 1243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:19,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1243)] Waiting until timeout for monitored process [2024-12-06 00:54:20,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:20,087 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:20,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:20,111 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:20,111 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:20,433 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:20,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1243)] Forceful destruction successful, exit code 0 [2024-12-06 00:54:20,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:20,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:20,437 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:20,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:20,438 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:20,438 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:20,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:20,439 INFO L229 MonitoredProcess]: Starting monitored process 1244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:20,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1244)] Waiting until timeout for monitored process [2024-12-06 00:54:20,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:20,655 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:20,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:20,677 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:20,678 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:21,011 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:21,013 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1244)] Ended with exit code 0 [2024-12-06 00:54:21,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:21,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:21,015 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:21,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:21,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:21,016 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:21,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:21,017 INFO L229 MonitoredProcess]: Starting monitored process 1245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:21,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1245)] Waiting until timeout for monitored process [2024-12-06 00:54:21,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:21,241 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:21,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:21,263 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:21,264 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:21,585 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:21,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1245)] Ended with exit code 0 [2024-12-06 00:54:21,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:21,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:21,590 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:21,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:21,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:21,590 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:21,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:21,591 INFO L229 MonitoredProcess]: Starting monitored process 1246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:21,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1246)] Waiting until timeout for monitored process [2024-12-06 00:54:21,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:21,809 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:21,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:21,833 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:21,834 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:22,162 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:22,165 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1246)] Forceful destruction successful, exit code 0 [2024-12-06 00:54:22,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:22,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:22,168 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:22,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:22,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:22,168 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:22,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:22,169 INFO L229 MonitoredProcess]: Starting monitored process 1247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:22,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1247)] Waiting until timeout for monitored process [2024-12-06 00:54:22,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:22,396 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:22,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:22,418 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:22,418 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:22,754 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:22,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1247)] Forceful destruction successful, exit code 0 [2024-12-06 00:54:22,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:22,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:22,758 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:22,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:22,758 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:22,759 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:22,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:22,760 INFO L229 MonitoredProcess]: Starting monitored process 1248 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:22,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1248)] Waiting until timeout for monitored process [2024-12-06 00:54:22,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:22,977 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:23,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:23,004 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:23,005 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:23,327 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:23,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1248)] Ended with exit code 0 [2024-12-06 00:54:23,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:23,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:23,331 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:23,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:23,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:23,332 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:23,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:23,333 INFO L229 MonitoredProcess]: Starting monitored process 1249 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:23,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1249)] Waiting until timeout for monitored process [2024-12-06 00:54:23,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:23,552 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:23,574 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:23,575 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:23,897 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:23,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1249)] Forceful destruction successful, exit code 0 [2024-12-06 00:54:23,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:23,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:23,901 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:23,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:23,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:23,902 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:23,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:23,903 INFO L229 MonitoredProcess]: Starting monitored process 1250 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:23,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1250)] Waiting until timeout for monitored process [2024-12-06 00:54:24,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:24,129 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:24,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:24,151 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:24,152 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:24,494 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:24,497 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1250)] Ended with exit code 0 [2024-12-06 00:54:24,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:24,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:24,499 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:24,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:24,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:24,499 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:24,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:24,500 INFO L229 MonitoredProcess]: Starting monitored process 1251 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:24,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1251)] Waiting until timeout for monitored process [2024-12-06 00:54:24,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:24,718 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:24,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:24,742 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:24,743 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:25,071 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:25,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1251)] Ended with exit code 0 [2024-12-06 00:54:25,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:25,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:25,076 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:25,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:25,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:25,076 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:25,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:25,078 INFO L229 MonitoredProcess]: Starting monitored process 1252 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:25,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1252)] Waiting until timeout for monitored process [2024-12-06 00:54:25,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:25,295 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:25,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:25,318 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:25,319 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:25,660 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:25,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1252)] Ended with exit code 0 [2024-12-06 00:54:25,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:25,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:25,665 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:25,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:25,665 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:25,665 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:25,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:25,667 INFO L229 MonitoredProcess]: Starting monitored process 1253 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:25,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1253)] Waiting until timeout for monitored process [2024-12-06 00:54:25,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:25,884 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:25,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:25,907 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:25,908 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:26,238 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:26,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1253)] Ended with exit code 0 [2024-12-06 00:54:26,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:26,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:26,243 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:26,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:26,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:26,243 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:26,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:26,244 INFO L229 MonitoredProcess]: Starting monitored process 1254 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:26,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1254)] Waiting until timeout for monitored process [2024-12-06 00:54:26,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:26,461 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:26,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:26,483 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:26,484 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:26,818 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:26,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1254)] Ended with exit code 0 [2024-12-06 00:54:26,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:26,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:26,823 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:26,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:26,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:26,823 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:26,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:26,824 INFO L229 MonitoredProcess]: Starting monitored process 1255 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:26,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1255)] Waiting until timeout for monitored process [2024-12-06 00:54:27,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:27,053 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:27,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:27,075 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:27,076 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:27,408 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:27,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1255)] Ended with exit code 0 [2024-12-06 00:54:27,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:27,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:27,413 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:27,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:27,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:27,413 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:27,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:27,414 INFO L229 MonitoredProcess]: Starting monitored process 1256 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:27,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1256)] Waiting until timeout for monitored process [2024-12-06 00:54:27,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:27,642 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:27,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:27,665 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:27,666 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:27,996 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:27,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1256)] Ended with exit code 0 [2024-12-06 00:54:28,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:28,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:28,000 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:28,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:28,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:28,000 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:28,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:28,002 INFO L229 MonitoredProcess]: Starting monitored process 1257 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:28,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1257)] Waiting until timeout for monitored process [2024-12-06 00:54:28,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:28,220 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:28,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:28,244 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:28,244 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:28,578 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:28,580 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1257)] Ended with exit code 0 [2024-12-06 00:54:28,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:28,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:28,582 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:28,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:28,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:28,582 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:28,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:28,584 INFO L229 MonitoredProcess]: Starting monitored process 1258 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:28,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1258)] Waiting until timeout for monitored process [2024-12-06 00:54:28,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:28,807 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:28,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:28,829 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:28,830 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:29,169 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:29,171 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1258)] Ended with exit code 0 [2024-12-06 00:54:29,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:29,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:29,173 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:29,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:29,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:29,173 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:29,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:29,174 INFO L229 MonitoredProcess]: Starting monitored process 1259 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:29,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1259)] Waiting until timeout for monitored process [2024-12-06 00:54:29,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:29,390 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:29,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:29,414 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:29,414 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:29,735 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:29,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1259)] Ended with exit code 0 [2024-12-06 00:54:29,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:29,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:29,739 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:29,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:29,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:29,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:29,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:29,741 INFO L229 MonitoredProcess]: Starting monitored process 1260 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:29,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1260)] Waiting until timeout for monitored process [2024-12-06 00:54:29,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:29,956 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:29,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:29,978 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:29,979 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:30,312 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:30,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1260)] Ended with exit code 0 [2024-12-06 00:54:30,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:30,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:30,316 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:30,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:30,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:30,316 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:30,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:30,318 INFO L229 MonitoredProcess]: Starting monitored process 1261 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:30,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1261)] Waiting until timeout for monitored process [2024-12-06 00:54:30,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:30,542 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:30,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:30,565 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:30,566 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:30,886 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:30,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1261)] Forceful destruction successful, exit code 0 [2024-12-06 00:54:30,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:30,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:30,890 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:30,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:30,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:30,890 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:30,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:30,892 INFO L229 MonitoredProcess]: Starting monitored process 1262 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:30,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1262)] Waiting until timeout for monitored process [2024-12-06 00:54:31,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:31,113 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:31,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:31,143 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:31,144 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:31,475 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:31,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1262)] Ended with exit code 0 [2024-12-06 00:54:31,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:31,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:31,479 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:31,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:31,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:31,479 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:31,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:31,481 INFO L229 MonitoredProcess]: Starting monitored process 1263 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:31,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1263)] Waiting until timeout for monitored process [2024-12-06 00:54:31,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:31,698 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:31,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:31,722 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:31,723 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:32,044 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:32,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1263)] Ended with exit code 0 [2024-12-06 00:54:32,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:32,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:32,048 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:32,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:32,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:32,049 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:32,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:32,050 INFO L229 MonitoredProcess]: Starting monitored process 1264 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:32,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1264)] Waiting until timeout for monitored process [2024-12-06 00:54:32,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:32,276 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:32,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:32,299 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:32,299 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:32,609 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:32,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1264)] Ended with exit code 0 [2024-12-06 00:54:32,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:32,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:32,613 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:32,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:32,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:32,614 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:32,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:32,615 INFO L229 MonitoredProcess]: Starting monitored process 1265 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:32,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1265)] Waiting until timeout for monitored process [2024-12-06 00:54:32,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:32,834 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:32,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:32,857 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:32,858 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:33,187 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:33,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1265)] Ended with exit code 0 [2024-12-06 00:54:33,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:33,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:33,192 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:33,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:33,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:33,192 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:33,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:33,193 INFO L229 MonitoredProcess]: Starting monitored process 1266 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:33,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1266)] Waiting until timeout for monitored process [2024-12-06 00:54:33,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:33,414 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:33,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:33,439 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:33,439 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:33,778 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:33,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1266)] Ended with exit code 0 [2024-12-06 00:54:33,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:33,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:33,783 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:33,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:33,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:33,783 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:33,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:33,784 INFO L229 MonitoredProcess]: Starting monitored process 1267 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:33,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1267)] Waiting until timeout for monitored process [2024-12-06 00:54:34,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:34,006 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:34,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:34,028 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:34,028 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:34,345 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:34,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1267)] Ended with exit code 0 [2024-12-06 00:54:34,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:34,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:34,351 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:34,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:34,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:34,351 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:34,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:34,352 INFO L229 MonitoredProcess]: Starting monitored process 1268 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:34,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1268)] Waiting until timeout for monitored process [2024-12-06 00:54:34,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:34,573 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:34,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:34,597 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:34,598 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:34,919 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:34,922 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1268)] Ended with exit code 0 [2024-12-06 00:54:34,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:34,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:34,923 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:34,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:34,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:34,924 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:34,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:34,925 INFO L229 MonitoredProcess]: Starting monitored process 1269 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:34,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1269)] Waiting until timeout for monitored process [2024-12-06 00:54:35,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:35,141 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:35,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:35,163 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:35,164 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:35,489 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:35,492 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1269)] Ended with exit code 0 [2024-12-06 00:54:35,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:35,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:35,494 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:35,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:35,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:35,494 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:35,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:35,495 INFO L229 MonitoredProcess]: Starting monitored process 1270 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:35,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1270)] Waiting until timeout for monitored process [2024-12-06 00:54:35,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:35,726 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:35,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:35,748 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:35,749 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:36,090 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:36,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1270)] Ended with exit code 0 [2024-12-06 00:54:36,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:36,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:36,095 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:36,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:36,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:36,095 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:36,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:36,096 INFO L229 MonitoredProcess]: Starting monitored process 1271 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:36,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1271)] Waiting until timeout for monitored process [2024-12-06 00:54:36,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:36,324 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:36,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:36,347 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:36,347 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:36,681 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:36,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1271)] Ended with exit code 0 [2024-12-06 00:54:36,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:36,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:36,686 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:36,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:36,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:36,686 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:36,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:36,687 INFO L229 MonitoredProcess]: Starting monitored process 1272 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:36,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1272)] Waiting until timeout for monitored process [2024-12-06 00:54:36,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:36,914 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:36,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:36,936 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:36,937 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:37,252 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:37,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1272)] Ended with exit code 0 [2024-12-06 00:54:37,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:37,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:37,257 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:37,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:37,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:37,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:37,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:37,258 INFO L229 MonitoredProcess]: Starting monitored process 1273 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:37,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1273)] Waiting until timeout for monitored process [2024-12-06 00:54:37,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:37,485 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:37,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:37,507 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:37,508 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:37,820 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:37,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1273)] Ended with exit code 0 [2024-12-06 00:54:37,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:37,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:37,825 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:37,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:37,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:37,825 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:37,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:37,826 INFO L229 MonitoredProcess]: Starting monitored process 1274 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:37,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1274)] Waiting until timeout for monitored process [2024-12-06 00:54:38,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:38,055 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:38,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:38,077 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:38,078 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:38,400 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:38,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1274)] Ended with exit code 0 [2024-12-06 00:54:38,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:38,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:38,404 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:38,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:38,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:38,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:38,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:38,406 INFO L229 MonitoredProcess]: Starting monitored process 1275 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:38,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1275)] Waiting until timeout for monitored process [2024-12-06 00:54:38,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:38,634 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:38,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:38,657 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:38,658 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:38,980 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:38,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1275)] Ended with exit code 0 [2024-12-06 00:54:38,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:38,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:38,984 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:38,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:38,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:38,984 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:38,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:38,986 INFO L229 MonitoredProcess]: Starting monitored process 1276 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:38,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1276)] Waiting until timeout for monitored process [2024-12-06 00:54:39,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:39,204 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:39,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:39,228 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:39,229 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:39,529 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:39,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1276)] Ended with exit code 0 [2024-12-06 00:54:39,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:39,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:39,533 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:39,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:39,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:39,533 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:39,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:39,535 INFO L229 MonitoredProcess]: Starting monitored process 1277 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:39,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1277)] Waiting until timeout for monitored process [2024-12-06 00:54:39,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:39,753 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:39,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:39,775 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:39,776 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:40,085 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:40,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1277)] Ended with exit code 0 [2024-12-06 00:54:40,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:40,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:40,090 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:40,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:40,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:40,090 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:40,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:40,091 INFO L229 MonitoredProcess]: Starting monitored process 1278 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:40,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1278)] Waiting until timeout for monitored process [2024-12-06 00:54:40,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:40,310 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:40,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:40,332 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:40,332 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:40,637 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:40,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1278)] Ended with exit code 0 [2024-12-06 00:54:40,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:40,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:40,642 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:40,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:40,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:40,642 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:40,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:40,643 INFO L229 MonitoredProcess]: Starting monitored process 1279 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:40,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1279)] Waiting until timeout for monitored process [2024-12-06 00:54:40,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:40,858 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:40,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:40,881 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:40,882 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:41,216 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:41,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1279)] Ended with exit code 0 [2024-12-06 00:54:41,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:41,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:41,221 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:41,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:41,221 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:41,221 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:41,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:41,222 INFO L229 MonitoredProcess]: Starting monitored process 1280 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:41,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1280)] Waiting until timeout for monitored process [2024-12-06 00:54:41,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:41,444 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:41,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:41,466 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:41,467 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:41,788 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:41,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1280)] Ended with exit code 0 [2024-12-06 00:54:41,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:41,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:41,792 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:41,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:41,793 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:41,793 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:41,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:41,794 INFO L229 MonitoredProcess]: Starting monitored process 1281 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:41,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1281)] Waiting until timeout for monitored process [2024-12-06 00:54:42,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:42,016 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:42,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:42,039 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:42,040 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:42,390 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:42,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1281)] Ended with exit code 0 [2024-12-06 00:54:42,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:42,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:42,394 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:42,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:42,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:42,394 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:42,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:42,396 INFO L229 MonitoredProcess]: Starting monitored process 1282 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:42,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1282)] Waiting until timeout for monitored process [2024-12-06 00:54:42,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:42,621 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:42,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:42,644 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:42,645 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:42,985 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:42,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1282)] Ended with exit code 0 [2024-12-06 00:54:42,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:42,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:42,990 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:42,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:42,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:42,990 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:42,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:42,991 INFO L229 MonitoredProcess]: Starting monitored process 1283 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:42,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1283)] Waiting until timeout for monitored process [2024-12-06 00:54:43,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:43,208 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:43,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:43,231 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:43,232 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:43,523 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:43,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1283)] Ended with exit code 0 [2024-12-06 00:54:43,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:43,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:43,527 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:43,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:43,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:43,527 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:43,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:43,528 INFO L229 MonitoredProcess]: Starting monitored process 1284 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:43,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1284)] Waiting until timeout for monitored process [2024-12-06 00:54:43,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:43,746 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:43,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:43,768 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:43,769 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:44,094 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:44,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1284)] Forceful destruction successful, exit code 0 [2024-12-06 00:54:44,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:44,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:44,098 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:44,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:44,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:44,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:44,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:44,100 INFO L229 MonitoredProcess]: Starting monitored process 1285 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:44,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1285)] Waiting until timeout for monitored process [2024-12-06 00:54:44,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:44,320 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:44,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:44,342 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:44,343 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:44,687 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:44,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1285)] Ended with exit code 0 [2024-12-06 00:54:44,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:44,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:44,691 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:44,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:44,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:44,691 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:44,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:44,693 INFO L229 MonitoredProcess]: Starting monitored process 1286 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:44,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1286)] Waiting until timeout for monitored process [2024-12-06 00:54:44,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:44,910 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:44,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:44,937 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:44,937 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:45,237 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:45,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1286)] Ended with exit code 0 [2024-12-06 00:54:45,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:45,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:45,241 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:45,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:45,241 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:45,241 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:45,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:45,242 INFO L229 MonitoredProcess]: Starting monitored process 1287 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:45,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1287)] Waiting until timeout for monitored process [2024-12-06 00:54:45,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:45,458 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:45,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:45,482 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:45,483 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:45,809 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:45,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1287)] Forceful destruction successful, exit code 0 [2024-12-06 00:54:45,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:45,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:45,813 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:45,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:45,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:45,814 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:45,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:45,815 INFO L229 MonitoredProcess]: Starting monitored process 1288 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:45,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1288)] Waiting until timeout for monitored process [2024-12-06 00:54:46,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:46,039 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:46,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:46,062 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:46,063 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:46,401 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:46,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1288)] Forceful destruction successful, exit code 0 [2024-12-06 00:54:46,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:46,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:46,405 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:46,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:46,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:46,406 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:46,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:46,407 INFO L229 MonitoredProcess]: Starting monitored process 1289 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:46,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1289)] Waiting until timeout for monitored process [2024-12-06 00:54:46,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:46,633 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:46,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:46,657 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:46,657 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:46,992 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:46,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1289)] Ended with exit code 0 [2024-12-06 00:54:46,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:46,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:46,997 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:46,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:46,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:46,997 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:46,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:46,999 INFO L229 MonitoredProcess]: Starting monitored process 1290 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:46,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1290)] Waiting until timeout for monitored process [2024-12-06 00:54:47,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:47,224 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:47,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:47,246 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:47,247 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:47,591 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:47,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1290)] Ended with exit code 0 [2024-12-06 00:54:47,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:47,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:47,595 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:47,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:47,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:47,596 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:47,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:47,597 INFO L229 MonitoredProcess]: Starting monitored process 1291 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:47,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1291)] Waiting until timeout for monitored process [2024-12-06 00:54:47,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:47,820 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:47,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:47,844 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:47,845 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:48,155 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:48,157 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1291)] Ended with exit code 0 [2024-12-06 00:54:48,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:48,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:48,160 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:48,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:48,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:48,160 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:48,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:48,161 INFO L229 MonitoredProcess]: Starting monitored process 1292 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:48,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1292)] Waiting until timeout for monitored process [2024-12-06 00:54:48,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:48,379 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:48,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:48,403 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:48,404 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:48,714 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:48,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1292)] Forceful destruction successful, exit code 0 [2024-12-06 00:54:48,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:48,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:48,719 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:48,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:48,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:48,719 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:48,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:48,721 INFO L229 MonitoredProcess]: Starting monitored process 1293 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:48,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1293)] Waiting until timeout for monitored process [2024-12-06 00:54:48,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:48,951 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:48,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:48,976 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:48,976 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:49,323 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:49,325 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1293)] Forceful destruction successful, exit code 0 [2024-12-06 00:54:49,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:49,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:49,327 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:49,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:49,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:49,327 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:49,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:49,329 INFO L229 MonitoredProcess]: Starting monitored process 1294 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:49,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1294)] Waiting until timeout for monitored process [2024-12-06 00:54:49,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:49,544 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:49,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:49,566 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:49,567 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:49,870 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:49,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1294)] Ended with exit code 0 [2024-12-06 00:54:49,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:49,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:49,874 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:49,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:49,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:49,874 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:49,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:49,876 INFO L229 MonitoredProcess]: Starting monitored process 1295 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:49,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1295)] Waiting until timeout for monitored process [2024-12-06 00:54:50,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:50,101 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:50,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:50,126 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:50,126 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:50,452 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:50,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1295)] Ended with exit code 0 [2024-12-06 00:54:50,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:50,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:50,457 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:50,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:50,457 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:50,457 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:50,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:50,458 INFO L229 MonitoredProcess]: Starting monitored process 1296 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:50,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1296)] Waiting until timeout for monitored process [2024-12-06 00:54:50,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:50,676 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:50,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:50,699 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:50,699 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:51,030 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:51,033 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1296)] Ended with exit code 0 [2024-12-06 00:54:51,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:51,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:51,035 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:51,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:51,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:51,035 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:51,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:51,036 INFO L229 MonitoredProcess]: Starting monitored process 1297 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:51,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1297)] Waiting until timeout for monitored process [2024-12-06 00:54:51,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:51,257 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:51,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:51,279 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:51,280 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:51,622 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:51,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1297)] Ended with exit code 0 [2024-12-06 00:54:51,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:51,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:51,626 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:51,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:51,626 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:51,626 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:51,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:51,628 INFO L229 MonitoredProcess]: Starting monitored process 1298 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:51,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1298)] Waiting until timeout for monitored process [2024-12-06 00:54:51,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:51,856 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:51,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:51,878 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:51,879 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:52,223 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:52,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1298)] Ended with exit code 0 [2024-12-06 00:54:52,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:52,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:52,228 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:52,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:52,228 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:52,228 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:52,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:52,229 INFO L229 MonitoredProcess]: Starting monitored process 1299 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:52,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1299)] Waiting until timeout for monitored process [2024-12-06 00:54:52,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:52,448 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:52,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:52,472 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:52,472 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:52,800 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:52,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1299)] Ended with exit code 0 [2024-12-06 00:54:52,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:52,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:52,806 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:52,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:52,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:52,806 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:52,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:52,807 INFO L229 MonitoredProcess]: Starting monitored process 1300 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:52,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1300)] Waiting until timeout for monitored process [2024-12-06 00:54:53,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:53,034 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:53,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:53,056 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:53,057 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:53,385 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:53,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1300)] Ended with exit code 0 [2024-12-06 00:54:53,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:53,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:53,389 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:53,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:53,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:53,389 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:53,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:53,390 INFO L229 MonitoredProcess]: Starting monitored process 1301 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:53,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1301)] Waiting until timeout for monitored process [2024-12-06 00:54:53,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:53,620 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:53,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:53,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:53,645 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:53,994 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:53,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1301)] Ended with exit code 0 [2024-12-06 00:54:53,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:53,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:53,999 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:53,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:53,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:53,999 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:53,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:54,000 INFO L229 MonitoredProcess]: Starting monitored process 1302 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:54,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1302)] Waiting until timeout for monitored process [2024-12-06 00:54:54,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:54,222 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:54,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:54,247 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:54,248 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:54,574 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:54,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1302)] Ended with exit code 0 [2024-12-06 00:54:54,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:54,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:54,579 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:54,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:54,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:54,579 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:54,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:54,580 INFO L229 MonitoredProcess]: Starting monitored process 1303 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:54,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1303)] Waiting until timeout for monitored process [2024-12-06 00:54:54,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:54,804 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:54,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:54,828 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:54,829 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:55,161 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:55,164 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1303)] Forceful destruction successful, exit code 0 [2024-12-06 00:54:55,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:55,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:55,166 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:55,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:55,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:55,166 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:55,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:55,167 INFO L229 MonitoredProcess]: Starting monitored process 1304 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:55,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1304)] Waiting until timeout for monitored process [2024-12-06 00:54:55,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:55,383 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:55,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:55,406 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:55,406 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:55,727 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:55,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1304)] Ended with exit code 0 [2024-12-06 00:54:55,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:55,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:55,732 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:55,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:55,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:55,732 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:55,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:55,733 INFO L229 MonitoredProcess]: Starting monitored process 1305 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:55,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1305)] Waiting until timeout for monitored process [2024-12-06 00:54:55,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:55,948 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:55,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:55,970 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:55,970 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:56,303 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:56,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1305)] Ended with exit code 0 [2024-12-06 00:54:56,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:56,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:56,307 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:56,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:56,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:56,307 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:56,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:56,309 INFO L229 MonitoredProcess]: Starting monitored process 1306 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:56,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1306)] Waiting until timeout for monitored process [2024-12-06 00:54:56,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:56,530 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:56,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:56,553 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:56,553 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:56,878 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:56,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1306)] Ended with exit code 0 [2024-12-06 00:54:56,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:56,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:56,885 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:56,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:56,885 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:56,885 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:56,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:56,887 INFO L229 MonitoredProcess]: Starting monitored process 1307 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:56,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1307)] Waiting until timeout for monitored process [2024-12-06 00:54:57,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:57,111 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:57,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:57,136 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:57,137 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:57,459 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:57,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1307)] Ended with exit code 0 [2024-12-06 00:54:57,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:57,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:57,464 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:57,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:57,464 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:57,464 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:57,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:57,465 INFO L229 MonitoredProcess]: Starting monitored process 1308 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:57,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1308)] Waiting until timeout for monitored process [2024-12-06 00:54:57,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:57,692 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:57,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:57,714 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:57,715 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:58,044 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:58,046 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1308)] Forceful destruction successful, exit code 0 [2024-12-06 00:54:58,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:58,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:58,048 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:58,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:58,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:58,048 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:58,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:58,050 INFO L229 MonitoredProcess]: Starting monitored process 1309 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:58,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1309)] Waiting until timeout for monitored process [2024-12-06 00:54:58,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:58,266 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:58,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:58,290 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:58,290 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:58,597 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:58,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1309)] Ended with exit code 0 [2024-12-06 00:54:58,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:58,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:58,601 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:58,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:58,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:58,601 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:58,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:58,602 INFO L229 MonitoredProcess]: Starting monitored process 1310 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:58,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1310)] Waiting until timeout for monitored process [2024-12-06 00:54:58,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:58,828 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:58,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:58,851 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:58,851 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:59,185 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:59,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1310)] Ended with exit code 0 [2024-12-06 00:54:59,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:59,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:59,190 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:59,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:59,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:59,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:59,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:59,191 INFO L229 MonitoredProcess]: Starting monitored process 1311 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:59,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1311)] Waiting until timeout for monitored process [2024-12-06 00:54:59,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:59,415 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:54:59,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:59,437 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:54:59,437 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:54:59,756 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:54:59,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1311)] Ended with exit code 0 [2024-12-06 00:54:59,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:54:59,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:54:59,760 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:54:59,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:54:59,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:54:59,760 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:54:59,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:54:59,761 INFO L229 MonitoredProcess]: Starting monitored process 1312 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:54:59,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1312)] Waiting until timeout for monitored process [2024-12-06 00:54:59,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:54:59,990 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:00,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:00,015 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:00,015 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:00,353 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:00,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1312)] Ended with exit code 0 [2024-12-06 00:55:00,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:00,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:00,358 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:00,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:00,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:00,358 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:00,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:00,359 INFO L229 MonitoredProcess]: Starting monitored process 1313 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:00,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1313)] Waiting until timeout for monitored process [2024-12-06 00:55:00,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:00,588 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:00,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:00,611 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:00,612 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:00,944 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:00,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1313)] Ended with exit code 0 [2024-12-06 00:55:00,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:00,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:00,949 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:00,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:00,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:00,949 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:00,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:00,951 INFO L229 MonitoredProcess]: Starting monitored process 1314 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:00,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1314)] Waiting until timeout for monitored process [2024-12-06 00:55:01,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:01,171 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:01,195 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:01,195 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:01,545 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:01,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1314)] Ended with exit code 0 [2024-12-06 00:55:01,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:01,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:01,550 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:01,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:01,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:01,550 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:01,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:01,551 INFO L229 MonitoredProcess]: Starting monitored process 1315 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:01,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1315)] Waiting until timeout for monitored process [2024-12-06 00:55:01,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:01,768 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:01,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:01,790 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:01,791 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:02,117 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:02,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1315)] Ended with exit code 0 [2024-12-06 00:55:02,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:02,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:02,122 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:02,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:02,122 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:02,122 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:02,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:02,123 INFO L229 MonitoredProcess]: Starting monitored process 1316 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:02,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1316)] Waiting until timeout for monitored process [2024-12-06 00:55:02,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:02,348 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:02,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:02,371 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:02,372 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:02,666 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:02,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1316)] Ended with exit code 0 [2024-12-06 00:55:02,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:02,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:02,670 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:02,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:02,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:02,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:02,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:02,672 INFO L229 MonitoredProcess]: Starting monitored process 1317 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:02,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1317)] Waiting until timeout for monitored process [2024-12-06 00:55:02,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:02,890 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:02,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:02,912 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:02,913 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:03,234 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:03,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1317)] Ended with exit code 0 [2024-12-06 00:55:03,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:03,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:03,238 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:03,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:03,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:03,239 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:03,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:03,240 INFO L229 MonitoredProcess]: Starting monitored process 1318 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:03,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1318)] Waiting until timeout for monitored process [2024-12-06 00:55:03,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:03,464 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:03,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:03,487 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:03,487 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:03,811 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:03,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1318)] Ended with exit code 0 [2024-12-06 00:55:03,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:03,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:03,816 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:03,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:03,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:03,816 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:03,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:03,817 INFO L229 MonitoredProcess]: Starting monitored process 1319 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:03,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1319)] Waiting until timeout for monitored process [2024-12-06 00:55:04,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:04,043 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:04,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:04,066 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:04,067 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:04,398 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:04,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1319)] Ended with exit code 0 [2024-12-06 00:55:04,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:04,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:04,402 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:04,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:04,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:04,403 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:04,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:04,404 INFO L229 MonitoredProcess]: Starting monitored process 1320 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:04,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1320)] Waiting until timeout for monitored process [2024-12-06 00:55:04,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:04,634 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:04,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:04,658 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:04,658 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:04,980 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:04,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1320)] Ended with exit code 0 [2024-12-06 00:55:04,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:04,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:04,986 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:04,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:04,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:04,986 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:04,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:04,987 INFO L229 MonitoredProcess]: Starting monitored process 1321 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:04,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1321)] Waiting until timeout for monitored process [2024-12-06 00:55:05,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:05,209 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:05,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:05,234 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:05,235 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:05,561 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:05,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1321)] Ended with exit code 0 [2024-12-06 00:55:05,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:05,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:05,566 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:05,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:05,566 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:05,566 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:05,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:05,567 INFO L229 MonitoredProcess]: Starting monitored process 1322 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:05,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1322)] Waiting until timeout for monitored process [2024-12-06 00:55:05,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:05,792 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:05,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:05,814 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:05,815 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:06,133 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:06,135 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1322)] Ended with exit code 0 [2024-12-06 00:55:06,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:06,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:06,137 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:06,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:06,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:06,137 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:06,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:06,138 INFO L229 MonitoredProcess]: Starting monitored process 1323 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:06,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1323)] Waiting until timeout for monitored process [2024-12-06 00:55:06,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:06,355 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:06,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:06,378 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:06,379 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:06,710 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:06,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1323)] Ended with exit code 0 [2024-12-06 00:55:06,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:06,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:06,715 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:06,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:06,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:06,715 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:06,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:06,716 INFO L229 MonitoredProcess]: Starting monitored process 1324 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:06,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1324)] Waiting until timeout for monitored process [2024-12-06 00:55:06,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:06,936 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:06,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:06,958 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:06,959 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:07,285 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:07,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1324)] Forceful destruction successful, exit code 0 [2024-12-06 00:55:07,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:07,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:07,289 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:07,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:07,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:07,289 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:07,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:07,291 INFO L229 MonitoredProcess]: Starting monitored process 1325 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:07,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1325)] Waiting until timeout for monitored process [2024-12-06 00:55:07,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:07,511 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:07,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:07,534 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:07,534 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:07,857 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:07,859 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1325)] Ended with exit code 0 [2024-12-06 00:55:07,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:07,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:07,861 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:07,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:07,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:07,861 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:07,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:07,862 INFO L229 MonitoredProcess]: Starting monitored process 1326 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:07,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1326)] Waiting until timeout for monitored process [2024-12-06 00:55:08,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:08,103 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:08,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:08,125 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:08,126 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:08,448 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:08,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1326)] Ended with exit code 0 [2024-12-06 00:55:08,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:08,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:08,453 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:08,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:08,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:08,453 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:08,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:08,454 INFO L229 MonitoredProcess]: Starting monitored process 1327 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:08,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1327)] Waiting until timeout for monitored process [2024-12-06 00:55:08,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:08,673 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:08,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:08,696 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:08,696 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:09,028 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:09,030 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1327)] Ended with exit code 0 [2024-12-06 00:55:09,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:09,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:09,032 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:09,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:09,032 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:09,032 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:09,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:09,034 INFO L229 MonitoredProcess]: Starting monitored process 1328 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:09,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1328)] Waiting until timeout for monitored process [2024-12-06 00:55:09,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:09,261 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:09,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:09,283 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:09,284 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:09,594 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:09,596 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1328)] Ended with exit code 0 [2024-12-06 00:55:09,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:09,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:09,598 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:09,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:09,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:09,599 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:09,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:09,600 INFO L229 MonitoredProcess]: Starting monitored process 1329 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:09,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1329)] Waiting until timeout for monitored process [2024-12-06 00:55:09,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:09,824 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:09,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:09,848 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:09,848 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:10,203 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:10,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1329)] Forceful destruction successful, exit code 0 [2024-12-06 00:55:10,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:10,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:10,208 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:10,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:10,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:10,208 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:10,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:10,209 INFO L229 MonitoredProcess]: Starting monitored process 1330 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:10,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1330)] Waiting until timeout for monitored process [2024-12-06 00:55:10,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:10,438 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:10,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:10,460 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:10,461 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:10,814 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:10,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1330)] Ended with exit code 0 [2024-12-06 00:55:10,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:10,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:10,818 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:10,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:10,818 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:10,819 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:10,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:10,820 INFO L229 MonitoredProcess]: Starting monitored process 1331 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:10,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1331)] Waiting until timeout for monitored process [2024-12-06 00:55:11,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:11,045 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:11,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:11,072 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:11,072 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:11,421 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:11,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1331)] Ended with exit code 0 [2024-12-06 00:55:11,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:11,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:11,426 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:11,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:11,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:11,426 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:11,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:11,427 INFO L229 MonitoredProcess]: Starting monitored process 1332 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:11,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1332)] Waiting until timeout for monitored process [2024-12-06 00:55:11,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:11,646 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:11,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:11,668 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:11,669 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:12,012 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:12,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1332)] Forceful destruction successful, exit code 0 [2024-12-06 00:55:12,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:12,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:12,016 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:12,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:12,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:12,017 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:12,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:12,018 INFO L229 MonitoredProcess]: Starting monitored process 1333 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:12,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1333)] Waiting until timeout for monitored process [2024-12-06 00:55:12,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:12,236 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:12,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:12,260 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:12,261 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:12,608 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:12,610 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1333)] Forceful destruction successful, exit code 0 [2024-12-06 00:55:12,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:12,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:12,612 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:12,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:12,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:12,612 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:12,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:12,614 INFO L229 MonitoredProcess]: Starting monitored process 1334 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:12,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1334)] Waiting until timeout for monitored process [2024-12-06 00:55:12,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:12,832 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:12,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:12,856 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:12,857 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:13,210 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:13,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1334)] Forceful destruction successful, exit code 0 [2024-12-06 00:55:13,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:13,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:13,215 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:13,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:13,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:13,215 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:13,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:13,216 INFO L229 MonitoredProcess]: Starting monitored process 1335 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:13,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1335)] Waiting until timeout for monitored process [2024-12-06 00:55:13,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:13,436 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:13,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:13,458 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:13,459 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:13,775 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:13,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1335)] Ended with exit code 0 [2024-12-06 00:55:13,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:13,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:13,780 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:13,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:13,780 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:13,780 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:13,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:13,781 INFO L229 MonitoredProcess]: Starting monitored process 1336 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:13,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1336)] Waiting until timeout for monitored process [2024-12-06 00:55:13,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:13,999 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:14,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:14,022 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:14,022 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:14,349 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:14,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1336)] Ended with exit code 0 [2024-12-06 00:55:14,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:14,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:14,354 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:14,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:14,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:14,354 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:14,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:14,355 INFO L229 MonitoredProcess]: Starting monitored process 1337 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:14,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1337)] Waiting until timeout for monitored process [2024-12-06 00:55:14,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:14,578 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:14,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:14,600 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:14,601 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:14,932 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:14,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1337)] Ended with exit code 0 [2024-12-06 00:55:14,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:14,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:14,936 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:14,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:14,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:14,936 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:14,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:14,937 INFO L229 MonitoredProcess]: Starting monitored process 1338 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:14,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1338)] Waiting until timeout for monitored process [2024-12-06 00:55:15,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:15,162 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:15,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:15,184 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:15,185 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:15,516 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:15,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1338)] Ended with exit code 0 [2024-12-06 00:55:15,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:15,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:15,521 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:15,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:15,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:15,521 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:15,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:15,522 INFO L229 MonitoredProcess]: Starting monitored process 1339 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:15,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1339)] Waiting until timeout for monitored process [2024-12-06 00:55:15,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:15,751 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:15,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:15,773 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:15,774 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:16,094 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:16,096 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1339)] Ended with exit code 0 [2024-12-06 00:55:16,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:16,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:16,098 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:16,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:16,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:16,098 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:16,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:16,100 INFO L229 MonitoredProcess]: Starting monitored process 1340 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:16,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1340)] Waiting until timeout for monitored process [2024-12-06 00:55:16,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:16,324 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:16,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:16,346 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:16,347 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:16,675 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:16,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1340)] Ended with exit code 0 [2024-12-06 00:55:16,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:16,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:16,679 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:16,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:16,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:16,679 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:16,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:16,681 INFO L229 MonitoredProcess]: Starting monitored process 1341 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:16,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1341)] Waiting until timeout for monitored process [2024-12-06 00:55:16,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:16,907 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:16,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:16,929 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:16,930 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:17,265 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:17,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1341)] Ended with exit code 0 [2024-12-06 00:55:17,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:17,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:17,269 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:17,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:17,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:17,269 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:17,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:17,271 INFO L229 MonitoredProcess]: Starting monitored process 1342 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:17,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1342)] Waiting until timeout for monitored process [2024-12-06 00:55:17,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:17,491 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:17,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:17,513 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:17,514 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:17,848 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:17,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1342)] Ended with exit code 0 [2024-12-06 00:55:17,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:17,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:17,852 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:17,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:17,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:17,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:17,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:17,854 INFO L229 MonitoredProcess]: Starting monitored process 1343 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:17,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1343)] Waiting until timeout for monitored process [2024-12-06 00:55:18,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:18,086 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:18,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:18,110 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:18,111 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:18,428 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:18,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1343)] Ended with exit code 0 [2024-12-06 00:55:18,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:18,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:18,433 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:18,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:18,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:18,433 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:18,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:18,434 INFO L229 MonitoredProcess]: Starting monitored process 1344 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:18,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1344)] Waiting until timeout for monitored process [2024-12-06 00:55:18,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:18,671 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:18,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:18,696 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:18,696 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:19,012 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:19,015 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1344)] Ended with exit code 0 [2024-12-06 00:55:19,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:19,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:19,017 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:19,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:19,017 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:19,017 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:19,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:19,018 INFO L229 MonitoredProcess]: Starting monitored process 1345 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:19,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1345)] Waiting until timeout for monitored process [2024-12-06 00:55:19,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:19,245 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:19,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:19,267 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:19,268 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:19,598 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:19,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1345)] Ended with exit code 0 [2024-12-06 00:55:19,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:19,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:19,603 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:19,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:19,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:19,603 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:19,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:19,604 INFO L229 MonitoredProcess]: Starting monitored process 1346 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:19,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1346)] Waiting until timeout for monitored process [2024-12-06 00:55:19,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:19,829 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:19,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:19,852 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:19,853 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:20,163 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:20,165 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1346)] Forceful destruction successful, exit code 0 [2024-12-06 00:55:20,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:20,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:20,168 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:20,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:20,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:20,168 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:20,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:20,169 INFO L229 MonitoredProcess]: Starting monitored process 1347 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:20,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1347)] Waiting until timeout for monitored process [2024-12-06 00:55:20,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:20,385 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:20,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:20,407 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:20,408 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:20,750 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:20,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1347)] Ended with exit code 0 [2024-12-06 00:55:20,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:20,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:20,754 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:20,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:20,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:20,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:20,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:20,755 INFO L229 MonitoredProcess]: Starting monitored process 1348 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:20,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1348)] Waiting until timeout for monitored process [2024-12-06 00:55:20,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:20,982 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:21,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:21,006 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:21,007 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:21,356 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:21,358 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1348)] Ended with exit code 0 [2024-12-06 00:55:21,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:21,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:21,360 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:21,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:21,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:21,361 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:21,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:21,362 INFO L229 MonitoredProcess]: Starting monitored process 1349 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:21,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1349)] Waiting until timeout for monitored process [2024-12-06 00:55:21,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:21,582 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:21,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:21,606 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:21,607 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:21,926 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:21,928 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1349)] Ended with exit code 0 [2024-12-06 00:55:21,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:21,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:21,930 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:21,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:21,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:21,931 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:21,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:21,932 INFO L229 MonitoredProcess]: Starting monitored process 1350 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:21,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1350)] Waiting until timeout for monitored process [2024-12-06 00:55:22,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:22,151 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:22,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:22,174 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:22,175 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:22,514 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:22,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1350)] Ended with exit code 0 [2024-12-06 00:55:22,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:22,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:22,519 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:22,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:22,519 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:22,519 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:22,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:22,520 INFO L229 MonitoredProcess]: Starting monitored process 1351 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:22,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1351)] Waiting until timeout for monitored process [2024-12-06 00:55:22,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:22,742 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:22,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:22,764 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:22,765 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:23,083 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:23,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1351)] Ended with exit code 0 [2024-12-06 00:55:23,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:23,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:23,088 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:23,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:23,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:23,088 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:23,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:23,089 INFO L229 MonitoredProcess]: Starting monitored process 1352 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:23,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1352)] Waiting until timeout for monitored process [2024-12-06 00:55:23,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:23,317 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:23,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:23,339 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:23,340 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:23,661 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:23,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1352)] Ended with exit code 0 [2024-12-06 00:55:23,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:23,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:23,665 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:23,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:23,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:23,666 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:23,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:23,667 INFO L229 MonitoredProcess]: Starting monitored process 1353 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:23,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1353)] Waiting until timeout for monitored process [2024-12-06 00:55:23,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:23,891 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:23,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:23,914 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:23,914 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:24,242 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:24,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1353)] Ended with exit code 0 [2024-12-06 00:55:24,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:24,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:24,246 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:24,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:24,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:24,246 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:24,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:24,247 INFO L229 MonitoredProcess]: Starting monitored process 1354 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:24,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1354)] Waiting until timeout for monitored process [2024-12-06 00:55:24,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:24,469 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:24,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:24,492 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:24,493 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:24,815 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:24,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1354)] Ended with exit code 0 [2024-12-06 00:55:24,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:24,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:24,819 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:24,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:24,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:24,820 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:24,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:24,821 INFO L229 MonitoredProcess]: Starting monitored process 1355 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:24,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1355)] Waiting until timeout for monitored process [2024-12-06 00:55:25,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:25,041 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:25,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:25,064 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:25,064 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:25,412 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:25,415 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1355)] Ended with exit code 0 [2024-12-06 00:55:25,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:25,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:25,417 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:25,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:25,417 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:25,417 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:25,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:25,419 INFO L229 MonitoredProcess]: Starting monitored process 1356 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:25,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1356)] Waiting until timeout for monitored process [2024-12-06 00:55:25,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:25,648 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:25,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:25,672 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:25,673 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:25,996 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:25,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1356)] Ended with exit code 0 [2024-12-06 00:55:26,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:26,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:26,000 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:26,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:26,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:26,001 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:26,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:26,002 INFO L229 MonitoredProcess]: Starting monitored process 1357 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:26,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1357)] Waiting until timeout for monitored process [2024-12-06 00:55:26,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:26,219 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:26,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:26,241 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:26,242 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:26,582 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:26,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1357)] Ended with exit code 0 [2024-12-06 00:55:26,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:26,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:26,586 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:26,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:26,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:26,587 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:26,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:26,588 INFO L229 MonitoredProcess]: Starting monitored process 1358 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:26,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1358)] Waiting until timeout for monitored process [2024-12-06 00:55:26,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:26,805 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:26,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:26,828 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:26,828 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:27,151 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:27,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1358)] Ended with exit code 0 [2024-12-06 00:55:27,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:27,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:27,155 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:27,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:27,155 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:27,155 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:27,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:27,157 INFO L229 MonitoredProcess]: Starting monitored process 1359 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:27,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1359)] Waiting until timeout for monitored process [2024-12-06 00:55:27,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:27,375 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:27,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:27,398 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:27,399 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:27,721 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:27,724 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1359)] Ended with exit code 0 [2024-12-06 00:55:27,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:27,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:27,726 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:27,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:27,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:27,726 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:27,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:27,727 INFO L229 MonitoredProcess]: Starting monitored process 1360 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:27,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1360)] Waiting until timeout for monitored process [2024-12-06 00:55:27,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:27,953 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:27,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:27,975 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:27,976 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:28,280 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:28,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1360)] Ended with exit code 0 [2024-12-06 00:55:28,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:28,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:28,285 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:28,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:28,285 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:28,285 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:28,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:28,286 INFO L229 MonitoredProcess]: Starting monitored process 1361 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:28,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1361)] Waiting until timeout for monitored process [2024-12-06 00:55:28,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:28,504 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:28,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:28,526 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:28,527 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:28,838 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:28,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1361)] Ended with exit code 0 [2024-12-06 00:55:28,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:28,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:28,842 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:28,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:28,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:28,842 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:28,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:28,844 INFO L229 MonitoredProcess]: Starting monitored process 1362 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:28,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1362)] Waiting until timeout for monitored process [2024-12-06 00:55:29,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:29,061 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:29,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:29,088 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:29,089 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:29,431 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:29,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1362)] Forceful destruction successful, exit code 0 [2024-12-06 00:55:29,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:29,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:29,435 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:29,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:29,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:29,436 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:29,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:29,437 INFO L229 MonitoredProcess]: Starting monitored process 1363 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:29,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1363)] Waiting until timeout for monitored process [2024-12-06 00:55:29,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:29,661 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:29,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:29,686 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:29,686 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:30,021 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:30,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1363)] Ended with exit code 0 [2024-12-06 00:55:30,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:30,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:30,025 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:30,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:30,025 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:30,025 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:30,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:30,026 INFO L229 MonitoredProcess]: Starting monitored process 1364 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:30,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1364)] Waiting until timeout for monitored process [2024-12-06 00:55:30,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:30,252 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:30,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:30,276 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:30,277 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:30,623 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:30,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1364)] Ended with exit code 0 [2024-12-06 00:55:30,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:30,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:30,627 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:30,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:30,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:30,627 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:30,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:30,629 INFO L229 MonitoredProcess]: Starting monitored process 1365 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:30,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1365)] Waiting until timeout for monitored process [2024-12-06 00:55:30,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:30,845 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:30,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:30,868 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:30,868 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:31,209 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:31,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1365)] Ended with exit code 0 [2024-12-06 00:55:31,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:31,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:31,213 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:31,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:31,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:31,213 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:31,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:31,214 INFO L229 MonitoredProcess]: Starting monitored process 1366 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:31,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1366)] Waiting until timeout for monitored process [2024-12-06 00:55:31,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:31,439 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:31,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:31,461 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:31,462 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:31,786 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:31,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1366)] Ended with exit code 0 [2024-12-06 00:55:31,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:31,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:31,791 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:31,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:31,791 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:31,791 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:31,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:31,792 INFO L229 MonitoredProcess]: Starting monitored process 1367 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:31,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1367)] Waiting until timeout for monitored process [2024-12-06 00:55:32,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:32,019 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:32,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:32,044 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:32,044 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:32,370 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:32,372 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1367)] Ended with exit code 0 [2024-12-06 00:55:32,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:32,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:32,374 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:32,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:32,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:32,374 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:32,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:32,376 INFO L229 MonitoredProcess]: Starting monitored process 1368 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:32,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1368)] Waiting until timeout for monitored process [2024-12-06 00:55:32,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:32,594 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:32,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:32,616 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:32,616 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:32,903 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:32,906 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1368)] Ended with exit code 0 [2024-12-06 00:55:32,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:32,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:32,907 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:32,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:32,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:32,908 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:32,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:32,909 INFO L229 MonitoredProcess]: Starting monitored process 1369 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:32,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1369)] Waiting until timeout for monitored process [2024-12-06 00:55:33,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:33,137 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:33,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:33,160 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:33,160 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:33,471 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:33,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1369)] Forceful destruction successful, exit code 0 [2024-12-06 00:55:33,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:33,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:33,475 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:33,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:33,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:33,475 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:33,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:33,477 INFO L229 MonitoredProcess]: Starting monitored process 1370 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:33,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1370)] Waiting until timeout for monitored process [2024-12-06 00:55:33,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:33,701 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:33,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:33,726 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:33,726 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:34,057 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:34,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1370)] Ended with exit code 0 [2024-12-06 00:55:34,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:34,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:34,061 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:34,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:34,061 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:34,061 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:34,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:34,063 INFO L229 MonitoredProcess]: Starting monitored process 1371 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:34,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1371)] Waiting until timeout for monitored process [2024-12-06 00:55:34,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:34,285 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:34,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:34,307 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:34,308 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:34,625 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:34,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1371)] Forceful destruction successful, exit code 0 [2024-12-06 00:55:34,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:34,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:34,629 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:34,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:34,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:34,629 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:34,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:34,631 INFO L229 MonitoredProcess]: Starting monitored process 1372 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:34,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1372)] Waiting until timeout for monitored process [2024-12-06 00:55:34,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:34,852 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:34,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:34,877 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:34,878 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:35,205 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:35,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1372)] Ended with exit code 0 [2024-12-06 00:55:35,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:35,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:35,209 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:35,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:35,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:35,209 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:35,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:35,210 INFO L229 MonitoredProcess]: Starting monitored process 1373 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:35,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1373)] Waiting until timeout for monitored process [2024-12-06 00:55:35,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:35,434 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:35,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:35,456 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:35,456 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:35,785 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:35,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1373)] Ended with exit code 0 [2024-12-06 00:55:35,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:35,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:35,790 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:35,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:35,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:35,790 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:35,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:35,791 INFO L229 MonitoredProcess]: Starting monitored process 1374 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:35,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1374)] Waiting until timeout for monitored process [2024-12-06 00:55:36,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:36,019 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:36,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:36,042 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:36,043 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:36,356 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:36,358 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1374)] Ended with exit code 0 [2024-12-06 00:55:36,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:36,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:36,360 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:36,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:36,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:36,360 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:36,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:36,362 INFO L229 MonitoredProcess]: Starting monitored process 1375 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:36,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1375)] Waiting until timeout for monitored process [2024-12-06 00:55:36,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:36,589 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:36,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:36,611 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:36,612 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:36,949 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:36,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1375)] Ended with exit code 0 [2024-12-06 00:55:36,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:36,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:36,954 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:36,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:36,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:36,955 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:36,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:36,956 INFO L229 MonitoredProcess]: Starting monitored process 1376 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:36,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1376)] Waiting until timeout for monitored process [2024-12-06 00:55:37,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:37,175 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:37,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:37,197 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:37,198 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:37,520 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:37,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1376)] Ended with exit code 0 [2024-12-06 00:55:37,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:37,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:37,525 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:37,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:37,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:37,525 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:37,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:37,526 INFO L229 MonitoredProcess]: Starting monitored process 1377 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:37,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1377)] Waiting until timeout for monitored process [2024-12-06 00:55:37,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:37,746 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:37,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:37,769 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:37,769 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:38,083 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:38,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1377)] Ended with exit code 0 [2024-12-06 00:55:38,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:38,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:38,087 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:38,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:38,087 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:38,087 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:38,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:38,089 INFO L229 MonitoredProcess]: Starting monitored process 1378 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:38,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1378)] Waiting until timeout for monitored process [2024-12-06 00:55:38,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:38,317 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:38,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:38,339 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:38,340 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:38,655 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:38,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1378)] Ended with exit code 0 [2024-12-06 00:55:38,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:38,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:38,659 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:38,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:38,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:38,659 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:38,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:38,661 INFO L229 MonitoredProcess]: Starting monitored process 1379 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:38,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1379)] Waiting until timeout for monitored process [2024-12-06 00:55:38,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:38,885 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:38,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:38,908 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:38,908 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:39,227 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:39,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1379)] Ended with exit code 0 [2024-12-06 00:55:39,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:39,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:39,231 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:39,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:39,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:39,232 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:39,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:39,233 INFO L229 MonitoredProcess]: Starting monitored process 1380 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:39,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1380)] Waiting until timeout for monitored process [2024-12-06 00:55:39,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:39,464 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:39,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:39,487 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:39,487 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:39,831 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:39,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1380)] Ended with exit code 0 [2024-12-06 00:55:39,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:39,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:39,835 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:39,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:39,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:39,835 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:39,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:39,837 INFO L229 MonitoredProcess]: Starting monitored process 1381 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:39,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1381)] Waiting until timeout for monitored process [2024-12-06 00:55:40,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:40,057 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:40,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:40,079 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:40,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:40,385 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:40,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1381)] Ended with exit code 0 [2024-12-06 00:55:40,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:40,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:40,389 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:40,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:40,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:40,389 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:40,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:40,390 INFO L229 MonitoredProcess]: Starting monitored process 1382 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:40,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1382)] Waiting until timeout for monitored process [2024-12-06 00:55:40,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:40,609 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:40,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:40,633 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:40,634 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:40,976 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:40,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1382)] Ended with exit code 0 [2024-12-06 00:55:40,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:40,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:40,980 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:40,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:40,981 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:40,981 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:40,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:40,982 INFO L229 MonitoredProcess]: Starting monitored process 1383 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:40,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1383)] Waiting until timeout for monitored process [2024-12-06 00:55:41,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:41,213 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:41,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:41,236 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:41,237 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:41,562 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:41,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1383)] Ended with exit code 0 [2024-12-06 00:55:41,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:41,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:41,566 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:41,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:41,566 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:41,566 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:41,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:41,567 INFO L229 MonitoredProcess]: Starting monitored process 1384 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:41,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1384)] Waiting until timeout for monitored process [2024-12-06 00:55:41,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:41,786 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:41,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:41,809 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:41,809 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:42,150 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:42,152 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1384)] Ended with exit code 0 [2024-12-06 00:55:42,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:42,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:42,154 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:42,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:42,154 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:42,154 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:42,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:42,156 INFO L229 MonitoredProcess]: Starting monitored process 1385 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:42,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1385)] Waiting until timeout for monitored process [2024-12-06 00:55:42,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:42,385 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:42,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:42,416 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:42,416 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:42,710 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:42,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1385)] Ended with exit code 0 [2024-12-06 00:55:42,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:42,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:42,714 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:42,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:42,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:42,714 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:42,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:42,715 INFO L229 MonitoredProcess]: Starting monitored process 1386 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:42,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1386)] Waiting until timeout for monitored process [2024-12-06 00:55:42,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:42,944 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:42,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:42,967 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:42,968 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:43,310 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:43,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1386)] Ended with exit code 0 [2024-12-06 00:55:43,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:43,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:43,314 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:43,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:43,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:43,314 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:43,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:43,316 INFO L229 MonitoredProcess]: Starting monitored process 1387 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:43,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1387)] Waiting until timeout for monitored process [2024-12-06 00:55:43,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:43,538 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:43,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:43,560 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:43,561 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:43,883 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:43,885 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1387)] Ended with exit code 0 [2024-12-06 00:55:43,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:43,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:43,887 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:43,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:43,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:43,888 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:43,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:43,889 INFO L229 MonitoredProcess]: Starting monitored process 1388 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:43,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1388)] Waiting until timeout for monitored process [2024-12-06 00:55:44,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:44,104 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:44,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:44,127 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:44,127 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:44,443 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:44,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1388)] Ended with exit code 0 [2024-12-06 00:55:44,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:44,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:44,447 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:44,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:44,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:44,447 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:44,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:44,449 INFO L229 MonitoredProcess]: Starting monitored process 1389 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:44,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1389)] Waiting until timeout for monitored process [2024-12-06 00:55:44,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:44,670 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:44,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:44,692 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:44,693 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:44,999 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:45,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1389)] Forceful destruction successful, exit code 0 [2024-12-06 00:55:45,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:45,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:45,003 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:45,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:45,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:45,003 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:45,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:45,005 INFO L229 MonitoredProcess]: Starting monitored process 1390 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:45,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1390)] Waiting until timeout for monitored process [2024-12-06 00:55:45,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:45,219 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:45,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:45,241 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:45,241 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:45,561 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:45,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1390)] Ended with exit code 0 [2024-12-06 00:55:45,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:45,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:45,565 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:45,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:45,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:45,565 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:45,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:45,566 INFO L229 MonitoredProcess]: Starting monitored process 1391 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:45,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1391)] Waiting until timeout for monitored process [2024-12-06 00:55:45,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:45,782 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:45,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:45,804 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:45,805 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:46,109 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:46,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1391)] Ended with exit code 0 [2024-12-06 00:55:46,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:46,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:46,114 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:46,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:46,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:46,114 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:46,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:46,115 INFO L229 MonitoredProcess]: Starting monitored process 1392 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:46,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1392)] Waiting until timeout for monitored process [2024-12-06 00:55:46,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:46,339 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:46,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:46,363 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:46,363 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:46,674 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:46,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1392)] Ended with exit code 0 [2024-12-06 00:55:46,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:46,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:46,678 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:46,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:46,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:46,678 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:46,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:46,680 INFO L229 MonitoredProcess]: Starting monitored process 1393 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:46,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1393)] Waiting until timeout for monitored process [2024-12-06 00:55:46,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:46,898 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:46,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:46,924 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:46,924 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:47,242 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:47,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1393)] Ended with exit code 0 [2024-12-06 00:55:47,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:47,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:47,246 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:47,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:47,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:47,247 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:47,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:47,248 INFO L229 MonitoredProcess]: Starting monitored process 1394 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:47,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1394)] Waiting until timeout for monitored process [2024-12-06 00:55:47,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:47,475 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:47,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:47,497 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:47,497 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:47,818 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:47,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1394)] Ended with exit code 0 [2024-12-06 00:55:47,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:47,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:47,823 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:47,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:47,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:47,823 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:47,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:47,824 INFO L229 MonitoredProcess]: Starting monitored process 1395 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:47,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1395)] Waiting until timeout for monitored process [2024-12-06 00:55:48,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:48,045 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:48,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:48,068 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:48,068 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:48,389 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:48,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1395)] Ended with exit code 0 [2024-12-06 00:55:48,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:48,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:48,394 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:48,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:48,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:48,394 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:48,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:48,395 INFO L229 MonitoredProcess]: Starting monitored process 1396 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:48,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1396)] Waiting until timeout for monitored process [2024-12-06 00:55:48,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:48,625 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:48,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:48,648 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:48,649 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:48,985 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:48,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1396)] Ended with exit code 0 [2024-12-06 00:55:48,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:48,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:48,989 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:48,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:48,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:48,989 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:48,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:48,990 INFO L229 MonitoredProcess]: Starting monitored process 1397 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:48,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1397)] Waiting until timeout for monitored process [2024-12-06 00:55:49,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:49,215 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:49,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:49,237 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:49,238 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:49,545 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:49,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1397)] Ended with exit code 0 [2024-12-06 00:55:49,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:49,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:49,549 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:49,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:49,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:49,549 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:49,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:49,551 INFO L229 MonitoredProcess]: Starting monitored process 1398 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:49,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1398)] Waiting until timeout for monitored process [2024-12-06 00:55:49,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:49,776 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:49,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:49,800 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:49,800 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:50,108 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:50,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1398)] Ended with exit code 0 [2024-12-06 00:55:50,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:50,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:50,112 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:50,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:50,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:50,112 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:50,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:50,114 INFO L229 MonitoredProcess]: Starting monitored process 1399 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:50,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1399)] Waiting until timeout for monitored process [2024-12-06 00:55:50,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:50,328 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:50,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:50,352 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:50,353 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:50,686 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:50,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1399)] Ended with exit code 0 [2024-12-06 00:55:50,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:50,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:50,690 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:50,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:50,690 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:50,690 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:50,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:50,692 INFO L229 MonitoredProcess]: Starting monitored process 1400 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:50,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1400)] Waiting until timeout for monitored process [2024-12-06 00:55:50,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:50,913 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:50,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:50,935 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:50,936 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:51,273 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:51,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1400)] Ended with exit code 0 [2024-12-06 00:55:51,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:51,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:51,278 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:51,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:51,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:51,278 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:51,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:51,279 INFO L229 MonitoredProcess]: Starting monitored process 1401 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:51,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1401)] Waiting until timeout for monitored process [2024-12-06 00:55:51,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:51,505 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:51,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:51,527 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:51,528 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:51,872 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:51,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1401)] Ended with exit code 0 [2024-12-06 00:55:51,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:51,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:51,877 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:51,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:51,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:51,877 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:51,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:51,878 INFO L229 MonitoredProcess]: Starting monitored process 1402 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:51,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1402)] Waiting until timeout for monitored process [2024-12-06 00:55:52,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:52,105 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:52,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:52,128 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:52,128 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:52,430 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:52,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1402)] Ended with exit code 0 [2024-12-06 00:55:52,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:52,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:52,435 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:52,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:52,435 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:52,435 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:52,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:52,436 INFO L229 MonitoredProcess]: Starting monitored process 1403 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:52,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1403)] Waiting until timeout for monitored process [2024-12-06 00:55:52,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:52,661 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:52,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:52,685 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:52,685 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:53,015 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:53,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1403)] Ended with exit code 0 [2024-12-06 00:55:53,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:53,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:53,019 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:53,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:53,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:53,019 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:53,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:53,021 INFO L229 MonitoredProcess]: Starting monitored process 1404 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:53,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1404)] Waiting until timeout for monitored process [2024-12-06 00:55:53,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:53,249 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:53,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:53,272 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:53,272 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:53,618 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:53,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1404)] Ended with exit code 0 [2024-12-06 00:55:53,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:53,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:53,622 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:53,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:53,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:53,622 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:53,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:53,624 INFO L229 MonitoredProcess]: Starting monitored process 1405 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:53,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1405)] Waiting until timeout for monitored process [2024-12-06 00:55:53,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:53,844 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:53,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:53,866 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:53,867 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:54,201 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:54,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1405)] Ended with exit code 0 [2024-12-06 00:55:54,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:54,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:54,206 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:54,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:54,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:54,206 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:54,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:54,207 INFO L229 MonitoredProcess]: Starting monitored process 1406 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:54,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1406)] Waiting until timeout for monitored process [2024-12-06 00:55:54,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:54,426 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:54,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:54,450 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:54,450 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:54,794 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:54,796 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1406)] Forceful destruction successful, exit code 0 [2024-12-06 00:55:54,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:54,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:54,801 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:54,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:54,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:54,801 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:54,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:54,802 INFO L229 MonitoredProcess]: Starting monitored process 1407 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:54,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1407)] Waiting until timeout for monitored process [2024-12-06 00:55:55,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:55,034 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:55,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:55,056 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:55,057 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:55,400 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:55,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1407)] Ended with exit code 0 [2024-12-06 00:55:55,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:55,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:55,405 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:55,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:55,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:55,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:55,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:55,406 INFO L229 MonitoredProcess]: Starting monitored process 1408 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:55,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1408)] Waiting until timeout for monitored process [2024-12-06 00:55:55,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:55,635 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:55,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:55,659 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:55,660 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:55,978 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:55,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1408)] Ended with exit code 0 [2024-12-06 00:55:55,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:55,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:55,982 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:55,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:55,982 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:55,982 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:55,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:55,984 INFO L229 MonitoredProcess]: Starting monitored process 1409 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:55,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1409)] Waiting until timeout for monitored process [2024-12-06 00:55:56,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:56,203 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:56,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:56,225 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:56,226 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:56,572 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:56,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1409)] Ended with exit code 0 [2024-12-06 00:55:56,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:56,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:56,577 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:56,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:56,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:56,577 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:56,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:56,578 INFO L229 MonitoredProcess]: Starting monitored process 1410 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:56,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1410)] Waiting until timeout for monitored process [2024-12-06 00:55:56,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:56,792 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:56,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:56,814 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:56,815 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:57,125 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:57,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1410)] Ended with exit code 0 [2024-12-06 00:55:57,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:57,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:57,130 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:57,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:57,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:57,130 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:57,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:57,132 INFO L229 MonitoredProcess]: Starting monitored process 1411 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:57,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1411)] Waiting until timeout for monitored process [2024-12-06 00:55:57,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:57,357 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:57,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:57,379 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:57,379 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:57,696 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:57,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1411)] Ended with exit code 0 [2024-12-06 00:55:57,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:57,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:57,701 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:57,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:57,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:57,701 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:57,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:57,702 INFO L229 MonitoredProcess]: Starting monitored process 1412 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:57,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1412)] Waiting until timeout for monitored process [2024-12-06 00:55:57,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:57,936 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:57,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:57,958 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:57,959 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:58,312 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:58,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1412)] Ended with exit code 0 [2024-12-06 00:55:58,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:58,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:58,317 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:58,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:58,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:58,317 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:58,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:58,318 INFO L229 MonitoredProcess]: Starting monitored process 1413 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:58,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1413)] Waiting until timeout for monitored process [2024-12-06 00:55:58,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:58,568 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:58,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:58,592 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:58,592 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:58,977 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:58,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1413)] Ended with exit code 0 [2024-12-06 00:55:58,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:58,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:58,983 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:58,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:58,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:58,983 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:58,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:58,984 INFO L229 MonitoredProcess]: Starting monitored process 1414 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:58,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1414)] Waiting until timeout for monitored process [2024-12-06 00:55:59,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:59,238 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:59,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:59,264 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:59,265 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:55:59,645 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:55:59,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1414)] Ended with exit code 0 [2024-12-06 00:55:59,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:55:59,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:55:59,649 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:55:59,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:55:59,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:55:59,650 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:55:59,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:55:59,651 INFO L229 MonitoredProcess]: Starting monitored process 1415 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:55:59,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1415)] Waiting until timeout for monitored process [2024-12-06 00:55:59,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:59,901 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:55:59,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:55:59,925 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:55:59,925 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:00,293 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:00,296 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1415)] Ended with exit code 0 [2024-12-06 00:56:00,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:00,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:00,298 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:00,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:00,299 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:00,299 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:00,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:00,300 INFO L229 MonitoredProcess]: Starting monitored process 1416 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:00,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1416)] Waiting until timeout for monitored process [2024-12-06 00:56:00,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:00,559 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:00,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:00,583 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:00,584 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:00,968 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:00,970 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1416)] Ended with exit code 0 [2024-12-06 00:56:00,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:00,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:00,972 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:00,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:00,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:00,973 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:00,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:00,974 INFO L229 MonitoredProcess]: Starting monitored process 1417 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:00,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1417)] Waiting until timeout for monitored process [2024-12-06 00:56:01,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:01,229 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:01,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:01,254 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:01,255 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:01,571 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:01,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1417)] Forceful destruction successful, exit code 0 [2024-12-06 00:56:01,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:01,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:01,576 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:01,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:01,576 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:01,576 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:01,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:01,577 INFO L229 MonitoredProcess]: Starting monitored process 1418 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:01,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1418)] Waiting until timeout for monitored process [2024-12-06 00:56:01,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:01,794 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:01,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:01,817 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:01,818 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:02,155 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:02,157 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1418)] Ended with exit code 0 [2024-12-06 00:56:02,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:02,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:02,160 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:02,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:02,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:02,160 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:02,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:02,161 INFO L229 MonitoredProcess]: Starting monitored process 1419 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:02,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1419)] Waiting until timeout for monitored process [2024-12-06 00:56:02,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:02,378 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:02,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:02,401 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:02,402 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:02,721 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:02,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1419)] Ended with exit code 0 [2024-12-06 00:56:02,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:02,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:02,725 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:02,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:02,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:02,725 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:02,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:02,727 INFO L229 MonitoredProcess]: Starting monitored process 1420 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:02,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1420)] Waiting until timeout for monitored process [2024-12-06 00:56:02,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:02,943 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:02,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:02,965 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:02,965 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:03,282 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:03,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1420)] Ended with exit code 0 [2024-12-06 00:56:03,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:03,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:03,287 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:03,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:03,287 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:03,287 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:03,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:03,289 INFO L229 MonitoredProcess]: Starting monitored process 1421 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:03,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1421)] Waiting until timeout for monitored process [2024-12-06 00:56:03,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:03,526 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:03,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:03,551 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:03,552 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:03,937 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:03,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1421)] Ended with exit code 0 [2024-12-06 00:56:03,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:03,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:03,942 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:03,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:03,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:03,943 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:03,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:03,944 INFO L229 MonitoredProcess]: Starting monitored process 1422 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:03,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1422)] Waiting until timeout for monitored process [2024-12-06 00:56:04,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:04,200 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:04,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:04,223 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:04,224 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:04,605 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:04,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1422)] Ended with exit code 0 [2024-12-06 00:56:04,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:04,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:04,609 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:04,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:04,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:04,610 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:04,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:04,611 INFO L229 MonitoredProcess]: Starting monitored process 1423 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:04,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1423)] Waiting until timeout for monitored process [2024-12-06 00:56:04,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:04,863 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:04,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:04,887 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:04,887 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:05,258 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:05,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1423)] Ended with exit code 0 [2024-12-06 00:56:05,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:05,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:05,262 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:05,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:05,263 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:05,263 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:05,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:05,264 INFO L229 MonitoredProcess]: Starting monitored process 1424 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:05,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1424)] Waiting until timeout for monitored process [2024-12-06 00:56:05,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:05,515 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:05,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:05,542 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:05,543 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:05,922 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:05,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1424)] Ended with exit code 0 [2024-12-06 00:56:05,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:05,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:05,927 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:05,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:05,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:05,927 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:05,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:05,929 INFO L229 MonitoredProcess]: Starting monitored process 1425 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:05,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1425)] Waiting until timeout for monitored process [2024-12-06 00:56:06,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:06,188 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:06,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:06,212 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:06,213 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:06,579 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:06,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1425)] Ended with exit code 0 [2024-12-06 00:56:06,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:06,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:06,583 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:06,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:06,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:06,583 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:06,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:06,584 INFO L229 MonitoredProcess]: Starting monitored process 1426 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:06,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1426)] Waiting until timeout for monitored process [2024-12-06 00:56:06,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:06,839 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:06,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:06,864 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:06,865 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:07,247 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:07,249 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1426)] Ended with exit code 0 [2024-12-06 00:56:07,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:07,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:07,251 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:07,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:07,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:07,252 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:07,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:07,253 INFO L229 MonitoredProcess]: Starting monitored process 1427 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:07,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1427)] Waiting until timeout for monitored process [2024-12-06 00:56:07,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:07,508 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:07,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:07,532 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:07,532 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:07,912 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:07,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1427)] Ended with exit code 0 [2024-12-06 00:56:07,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:07,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:07,917 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:07,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:07,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:07,917 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:07,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:07,918 INFO L229 MonitoredProcess]: Starting monitored process 1428 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:07,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1428)] Waiting until timeout for monitored process [2024-12-06 00:56:08,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:08,179 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:08,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:08,213 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:08,214 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:08,593 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:08,596 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1428)] Ended with exit code 0 [2024-12-06 00:56:08,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:08,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:08,598 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:08,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:08,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:08,599 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:08,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:08,600 INFO L229 MonitoredProcess]: Starting monitored process 1429 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:08,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1429)] Waiting until timeout for monitored process [2024-12-06 00:56:08,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:08,825 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:08,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:08,847 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:08,848 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:09,174 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:09,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1429)] Ended with exit code 0 [2024-12-06 00:56:09,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:09,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:09,178 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:09,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:09,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:09,179 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:09,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:09,180 INFO L229 MonitoredProcess]: Starting monitored process 1430 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:09,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1430)] Waiting until timeout for monitored process [2024-12-06 00:56:09,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:09,393 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:09,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:09,415 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:09,416 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:09,738 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:09,740 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1430)] Forceful destruction successful, exit code 0 [2024-12-06 00:56:09,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:09,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:09,743 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:09,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:09,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:09,743 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:09,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:09,744 INFO L229 MonitoredProcess]: Starting monitored process 1431 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:09,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1431)] Waiting until timeout for monitored process [2024-12-06 00:56:09,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:09,970 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:09,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:09,996 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:09,997 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:10,302 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:10,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1431)] Ended with exit code 0 [2024-12-06 00:56:10,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:10,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:10,306 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:10,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:10,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:10,306 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:10,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:10,308 INFO L229 MonitoredProcess]: Starting monitored process 1432 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:10,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1432)] Waiting until timeout for monitored process [2024-12-06 00:56:10,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:10,521 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:10,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:10,543 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:10,544 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:10,848 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:10,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1432)] Ended with exit code 0 [2024-12-06 00:56:10,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:10,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:10,853 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:10,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:10,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:10,853 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:10,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:10,854 INFO L229 MonitoredProcess]: Starting monitored process 1433 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:10,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1433)] Waiting until timeout for monitored process [2024-12-06 00:56:11,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:11,073 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:11,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:11,095 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:11,095 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:11,419 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:11,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1433)] Ended with exit code 0 [2024-12-06 00:56:11,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:11,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:11,423 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:11,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:11,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:11,424 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:11,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:11,425 INFO L229 MonitoredProcess]: Starting monitored process 1434 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:11,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1434)] Waiting until timeout for monitored process [2024-12-06 00:56:11,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:11,646 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:11,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:11,668 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:11,668 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:11,982 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:11,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1434)] Ended with exit code 0 [2024-12-06 00:56:11,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:11,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:11,986 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:11,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:11,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:11,986 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:11,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:11,988 INFO L229 MonitoredProcess]: Starting monitored process 1435 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:11,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1435)] Waiting until timeout for monitored process [2024-12-06 00:56:12,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:12,202 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:12,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:12,226 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:12,226 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:12,550 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:12,553 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1435)] Ended with exit code 0 [2024-12-06 00:56:12,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:12,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:12,555 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:12,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:12,555 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:12,555 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:12,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:12,557 INFO L229 MonitoredProcess]: Starting monitored process 1436 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:12,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1436)] Waiting until timeout for monitored process [2024-12-06 00:56:12,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:12,770 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:12,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:12,792 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:12,792 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:13,111 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:13,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1436)] Ended with exit code 0 [2024-12-06 00:56:13,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:13,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:13,115 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:13,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:13,116 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:13,116 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:13,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:13,117 INFO L229 MonitoredProcess]: Starting monitored process 1437 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:13,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1437)] Waiting until timeout for monitored process [2024-12-06 00:56:13,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:13,330 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:13,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:13,352 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:13,352 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:13,658 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:13,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1437)] Ended with exit code 0 [2024-12-06 00:56:13,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:13,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:13,662 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:13,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:13,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:13,663 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:13,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:13,664 INFO L229 MonitoredProcess]: Starting monitored process 1438 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:13,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1438)] Waiting until timeout for monitored process [2024-12-06 00:56:13,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:13,884 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:13,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:13,907 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:13,908 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:14,228 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:14,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1438)] Ended with exit code 0 [2024-12-06 00:56:14,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:14,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:14,232 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:14,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:14,233 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:14,233 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:14,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:14,234 INFO L229 MonitoredProcess]: Starting monitored process 1439 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:14,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1439)] Waiting until timeout for monitored process [2024-12-06 00:56:14,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:14,459 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:14,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:14,482 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:14,483 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:14,833 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:14,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1439)] Ended with exit code 0 [2024-12-06 00:56:14,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:14,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:14,837 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:14,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:14,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:14,838 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:14,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:14,839 INFO L229 MonitoredProcess]: Starting monitored process 1440 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:14,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1440)] Waiting until timeout for monitored process [2024-12-06 00:56:15,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:15,051 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:15,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:15,074 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:15,074 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:15,387 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:15,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1440)] Ended with exit code 0 [2024-12-06 00:56:15,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:15,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:15,392 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:15,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:15,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:15,392 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:15,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:15,393 INFO L229 MonitoredProcess]: Starting monitored process 1441 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:15,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1441)] Waiting until timeout for monitored process [2024-12-06 00:56:15,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:15,615 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:15,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:15,637 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:15,638 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:15,953 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:15,955 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1441)] Ended with exit code 0 [2024-12-06 00:56:15,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:15,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:15,957 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:15,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:15,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:15,957 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:15,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:15,958 INFO L229 MonitoredProcess]: Starting monitored process 1442 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:15,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1442)] Waiting until timeout for monitored process [2024-12-06 00:56:16,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:16,179 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:16,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:16,206 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:16,207 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:16,547 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:16,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1442)] Ended with exit code 0 [2024-12-06 00:56:16,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:16,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:16,551 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:16,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:16,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:16,551 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:16,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:16,552 INFO L229 MonitoredProcess]: Starting monitored process 1443 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:16,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1443)] Waiting until timeout for monitored process [2024-12-06 00:56:16,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:16,771 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:16,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:16,794 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:16,794 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:17,110 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:17,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1443)] Ended with exit code 0 [2024-12-06 00:56:17,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:17,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:17,115 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:17,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:17,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:17,115 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:17,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:17,116 INFO L229 MonitoredProcess]: Starting monitored process 1444 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:17,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1444)] Waiting until timeout for monitored process [2024-12-06 00:56:17,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:17,329 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:17,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:17,353 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:17,354 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:17,673 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:17,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1444)] Ended with exit code 0 [2024-12-06 00:56:17,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:17,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:17,681 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:17,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:17,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:17,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:17,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:17,682 INFO L229 MonitoredProcess]: Starting monitored process 1445 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:17,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1445)] Waiting until timeout for monitored process [2024-12-06 00:56:17,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:17,907 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:17,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:17,930 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:17,931 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:18,242 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:18,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1445)] Ended with exit code 0 [2024-12-06 00:56:18,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:18,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:18,246 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:18,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:18,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:18,247 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:18,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:18,248 INFO L229 MonitoredProcess]: Starting monitored process 1446 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:18,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1446)] Waiting until timeout for monitored process [2024-12-06 00:56:18,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:18,468 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:18,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:18,491 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:18,492 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:18,823 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:18,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1446)] Ended with exit code 0 [2024-12-06 00:56:18,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:18,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:18,827 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:18,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:18,827 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:18,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:18,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:18,828 INFO L229 MonitoredProcess]: Starting monitored process 1447 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:18,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1447)] Waiting until timeout for monitored process [2024-12-06 00:56:19,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:19,069 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:19,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:19,092 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:19,093 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:19,427 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:19,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1447)] Ended with exit code 0 [2024-12-06 00:56:19,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:19,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:19,432 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:19,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:19,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:19,432 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:19,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:19,433 INFO L229 MonitoredProcess]: Starting monitored process 1448 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:19,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1448)] Waiting until timeout for monitored process [2024-12-06 00:56:19,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:19,646 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:19,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:19,669 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:19,669 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:20,022 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:20,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1448)] Forceful destruction successful, exit code 0 [2024-12-06 00:56:20,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:20,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:20,027 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:20,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:20,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:20,027 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:20,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:20,028 INFO L229 MonitoredProcess]: Starting monitored process 1449 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:20,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1449)] Waiting until timeout for monitored process [2024-12-06 00:56:20,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:20,279 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:20,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:20,312 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:20,313 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:20,701 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:20,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1449)] Ended with exit code 0 [2024-12-06 00:56:20,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:20,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:20,706 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:20,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:20,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:20,706 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:20,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:20,707 INFO L229 MonitoredProcess]: Starting monitored process 1450 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:20,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1450)] Waiting until timeout for monitored process [2024-12-06 00:56:20,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:20,982 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:21,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:21,005 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:21,006 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:21,332 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:21,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1450)] Ended with exit code 0 [2024-12-06 00:56:21,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:21,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:21,336 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:21,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:21,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:21,336 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:21,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:21,338 INFO L229 MonitoredProcess]: Starting monitored process 1451 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:21,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1451)] Waiting until timeout for monitored process [2024-12-06 00:56:21,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:21,560 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:21,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:21,584 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:21,585 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:21,905 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:21,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1451)] Ended with exit code 0 [2024-12-06 00:56:21,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:21,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:21,909 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:21,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:21,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:21,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:21,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:21,911 INFO L229 MonitoredProcess]: Starting monitored process 1452 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:21,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1452)] Waiting until timeout for monitored process [2024-12-06 00:56:22,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:22,132 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:22,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:22,154 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:22,155 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:22,485 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:22,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1452)] Ended with exit code 0 [2024-12-06 00:56:22,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:22,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:22,489 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:22,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:22,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:22,489 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:22,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:22,491 INFO L229 MonitoredProcess]: Starting monitored process 1453 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:22,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1453)] Waiting until timeout for monitored process [2024-12-06 00:56:22,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:22,714 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:22,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:22,738 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:22,739 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:23,045 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:23,048 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1453)] Ended with exit code 0 [2024-12-06 00:56:23,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:23,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:23,050 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:23,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:23,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:23,051 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:23,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:23,052 INFO L229 MonitoredProcess]: Starting monitored process 1454 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:23,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1454)] Waiting until timeout for monitored process [2024-12-06 00:56:23,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:23,268 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:23,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:23,290 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:23,290 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:23,583 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:23,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1454)] Ended with exit code 0 [2024-12-06 00:56:23,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:23,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:23,587 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:23,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:23,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:23,587 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:23,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:23,589 INFO L229 MonitoredProcess]: Starting monitored process 1455 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:23,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1455)] Waiting until timeout for monitored process [2024-12-06 00:56:23,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:23,811 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:23,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:23,833 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:23,834 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:24,139 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:24,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1455)] Ended with exit code 0 [2024-12-06 00:56:24,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:24,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:24,143 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:24,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:24,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:24,143 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:24,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:24,144 INFO L229 MonitoredProcess]: Starting monitored process 1456 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:24,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1456)] Waiting until timeout for monitored process [2024-12-06 00:56:24,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:24,358 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:24,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:24,381 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:24,382 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:24,683 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:24,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1456)] Ended with exit code 0 [2024-12-06 00:56:24,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:24,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:24,688 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:24,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:24,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:24,688 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:24,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:24,689 INFO L229 MonitoredProcess]: Starting monitored process 1457 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:24,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1457)] Waiting until timeout for monitored process [2024-12-06 00:56:24,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:24,913 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:24,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:24,937 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:24,937 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:25,273 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:25,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1457)] Ended with exit code 0 [2024-12-06 00:56:25,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:25,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:25,278 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:25,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:25,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:25,278 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:25,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:25,280 INFO L229 MonitoredProcess]: Starting monitored process 1458 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:25,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1458)] Waiting until timeout for monitored process [2024-12-06 00:56:25,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:25,499 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:25,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:25,523 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:25,524 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:25,862 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:25,864 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1458)] Ended with exit code 0 [2024-12-06 00:56:25,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:25,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:25,866 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:25,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:25,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:25,867 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:25,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:25,868 INFO L229 MonitoredProcess]: Starting monitored process 1459 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:25,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1459)] Waiting until timeout for monitored process [2024-12-06 00:56:26,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:26,089 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:26,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:26,110 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:26,111 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:26,416 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:26,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1459)] Ended with exit code 0 [2024-12-06 00:56:26,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:26,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:26,420 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:26,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:26,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:26,421 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:26,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:26,422 INFO L229 MonitoredProcess]: Starting monitored process 1460 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:26,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1460)] Waiting until timeout for monitored process [2024-12-06 00:56:26,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:26,645 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:26,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:26,667 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:26,668 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:26,983 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:26,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1460)] Ended with exit code 0 [2024-12-06 00:56:26,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:26,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:26,987 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:26,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:26,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:26,987 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:26,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:26,989 INFO L229 MonitoredProcess]: Starting monitored process 1461 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:26,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1461)] Waiting until timeout for monitored process [2024-12-06 00:56:27,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:27,209 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:27,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:27,231 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:27,231 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:27,549 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:27,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1461)] Ended with exit code 0 [2024-12-06 00:56:27,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:27,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:27,553 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:27,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:27,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:27,554 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:27,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:27,555 INFO L229 MonitoredProcess]: Starting monitored process 1462 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:27,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1462)] Waiting until timeout for monitored process [2024-12-06 00:56:27,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:27,768 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:27,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:27,790 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:27,790 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:28,113 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:28,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1462)] Ended with exit code 0 [2024-12-06 00:56:28,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:28,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:28,117 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:28,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:28,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:28,118 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:28,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:28,119 INFO L229 MonitoredProcess]: Starting monitored process 1463 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:28,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1463)] Waiting until timeout for monitored process [2024-12-06 00:56:28,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:28,345 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:28,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:28,368 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:28,368 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:56:28,725 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-12-06 00:56:28,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1463)] Ended with exit code 0 [2024-12-06 00:56:28,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:56:28,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-12-06 00:56:28,729 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-12-06 00:56:28,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 00:56:28,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:56:28,729 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:56:28,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:56:28,731 INFO L229 MonitoredProcess]: Starting monitored process 1464 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:56:28,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d2a9bc8-6e8a-49ca-9fc0-0712317306ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (1464)] Waiting until timeout for monitored process [2024-12-06 00:56:28,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:28,973 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:56:28,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:56:28,998 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:56:28,998 INFO L279 TraceCheckSpWp]: Computing forward predicates...