./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-invariants/bin-suffix-5.c --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_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/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_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invariants/bin-suffix-5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/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_a08c0ba9-7b32-493d-b44d-0466e28dee90/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 0bfc420caf514ea414f953298982e07543f1888205e2b6533af51ab5738bd69c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:37:57,837 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:37:57,887 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:37:57,891 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:37:57,891 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:37:57,908 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:37:57,909 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:37:57,909 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:37:57,909 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:37:57,909 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:37:57,910 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:37:57,910 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:37:57,910 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:37:57,910 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:37:57,910 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:37:57,910 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:37:57,910 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:37:57,910 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:37:57,910 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:37:57,910 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:37:57,911 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:37:57,911 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:37:57,911 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:37:57,911 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:37:57,911 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:37:57,911 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:37:57,911 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:37:57,911 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:37:57,911 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:37:57,912 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:37:57,912 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:37:57,912 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:37:57,912 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:37:57,912 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_a08c0ba9-7b32-493d-b44d-0466e28dee90/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 -> 0bfc420caf514ea414f953298982e07543f1888205e2b6533af51ab5738bd69c [2024-12-05 22:37:58,107 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:37:58,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:37:58,115 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:37:58,117 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:37:58,117 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:37:58,118 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/loop-invariants/bin-suffix-5.c [2024-12-05 22:38:00,692 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/data/fe66f2049/d6c70695111c4d5aa77928f4b832b794/FLAGad7d15af7 [2024-12-05 22:38:00,910 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:38:00,911 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/sv-benchmarks/c/loop-invariants/bin-suffix-5.c [2024-12-05 22:38:00,918 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/data/fe66f2049/d6c70695111c4d5aa77928f4b832b794/FLAGad7d15af7 [2024-12-05 22:38:01,286 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/data/fe66f2049/d6c70695111c4d5aa77928f4b832b794 [2024-12-05 22:38:01,288 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:38:01,289 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:38:01,290 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:38:01,290 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:38:01,293 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:38:01,293 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:38:01" (1/1) ... [2024-12-05 22:38:01,294 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11928153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:01, skipping insertion in model container [2024-12-05 22:38:01,294 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:38:01" (1/1) ... [2024-12-05 22:38:01,303 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:38:01,410 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_a08c0ba9-7b32-493d-b44d-0466e28dee90/sv-benchmarks/c/loop-invariants/bin-suffix-5.c[588,601] [2024-12-05 22:38:01,422 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:38:01,430 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:38:01,439 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_a08c0ba9-7b32-493d-b44d-0466e28dee90/sv-benchmarks/c/loop-invariants/bin-suffix-5.c[588,601] [2024-12-05 22:38:01,441 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:38:01,454 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:38:01,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:01 WrapperNode [2024-12-05 22:38:01,454 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:38:01,455 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:38:01,455 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:38:01,456 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:38:01,460 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:01" (1/1) ... [2024-12-05 22:38:01,464 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:01" (1/1) ... [2024-12-05 22:38:01,475 INFO L138 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2024-12-05 22:38:01,475 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:38:01,476 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:38:01,476 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:38:01,476 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:38:01,480 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:01" (1/1) ... [2024-12-05 22:38:01,480 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:01" (1/1) ... [2024-12-05 22:38:01,481 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:01" (1/1) ... [2024-12-05 22:38:01,481 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:01" (1/1) ... [2024-12-05 22:38:01,483 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:01" (1/1) ... [2024-12-05 22:38:01,484 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:01" (1/1) ... [2024-12-05 22:38:01,487 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:01" (1/1) ... [2024-12-05 22:38:01,487 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:01" (1/1) ... [2024-12-05 22:38:01,488 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:01" (1/1) ... [2024-12-05 22:38:01,489 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:38:01,490 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:38:01,490 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:38:01,490 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:38:01,491 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:01" (1/1) ... [2024-12-05 22:38:01,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:38:01,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:38:01,515 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:38:01,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:38:01,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:38:01,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:38:01,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:38:01,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:38:01,575 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:38:01,576 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:38:01,660 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-12-05 22:38:01,661 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:38:01,706 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:38:01,706 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:38:01,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:38:01 BoogieIcfgContainer [2024-12-05 22:38:01,706 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:38:01,707 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:38:01,707 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:38:01,714 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:38:01,714 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:38:01" (1/1) ... [2024-12-05 22:38:01,719 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:38:01,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:01,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-12-05 22:38:01,755 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-12-05 22:38:01,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-05 22:38:01,756 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:01,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:38:01,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:01,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:01,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:01,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-12-05 22:38:01,870 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-12-05 22:38:01,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 22:38:01,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:01,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:38:01,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:02,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:02,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:02,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2024-12-05 22:38:02,215 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2024-12-05 22:38:02,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 22:38:02,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:02,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:38:02,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:38:02,234 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:38:02,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:38:02,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:38:02,275 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:38:02,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:38:02,289 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-12-05 22:38:02,307 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:38:02 ImpRootNode [2024-12-05 22:38:02,307 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:38:02,308 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:38:02,308 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:38:02,308 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:38:02,309 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:38:01" (3/4) ... [2024-12-05 22:38:02,311 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 22:38:02,311 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:38:02,312 INFO L158 Benchmark]: Toolchain (without parser) took 1023.15ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 87.3MB in the end (delta: 5.7MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. [2024-12-05 22:38:02,313 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:38:02,313 INFO L158 Benchmark]: CACSL2BoogieTranslator took 165.10ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 82.4MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:38:02,313 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.86ms. Allocated memory is still 117.4MB. Free memory was 82.4MB in the beginning and 81.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:38:02,314 INFO L158 Benchmark]: Boogie Preprocessor took 13.35ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 80.4MB in the end (delta: 882.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:38:02,314 INFO L158 Benchmark]: RCFGBuilder took 216.89ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 69.2MB in the end (delta: 11.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:38:02,314 INFO L158 Benchmark]: CodeCheck took 600.56ms. Allocated memory is still 117.4MB. Free memory was 69.2MB in the beginning and 87.9MB in the end (delta: -18.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:38:02,315 INFO L158 Benchmark]: Witness Printer took 3.56ms. Allocated memory is still 117.4MB. Free memory was 87.9MB in the beginning and 87.3MB in the end (delta: 599.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:38:02,317 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 1 procedures, 9 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 30 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 18 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 19 IncrementalHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 14 mSDtfsCounter, 19 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 72 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 4 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, 0.3s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 18 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: 14]: 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 bitwiseAnd at line 23. Possible FailurePath: [L19] unsigned int x = 5; VAL [x=5] [L20] COND TRUE __VERIFIER_nondet_int() [L21] x += 8 VAL [x=13] [L20] COND FALSE !(__VERIFIER_nondet_int()) [L23] EXPR x & 5 [L23] CALL __VERIFIER_assert((x & 5) == 5) [L13] COND TRUE !(cond) [L14] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 165.10ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 82.4MB in the end (delta: 10.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 19.86ms. Allocated memory is still 117.4MB. Free memory was 82.4MB in the beginning and 81.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 13.35ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 80.4MB in the end (delta: 882.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 216.89ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 69.2MB in the end (delta: 11.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 600.56ms. Allocated memory is still 117.4MB. Free memory was 69.2MB in the beginning and 87.9MB in the end (delta: -18.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.56ms. Allocated memory is still 117.4MB. Free memory was 87.9MB in the beginning and 87.3MB in the end (delta: 599.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 22:38:02,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/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_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/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_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-invariants/bin-suffix-5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/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_a08c0ba9-7b32-493d-b44d-0466e28dee90/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 0bfc420caf514ea414f953298982e07543f1888205e2b6533af51ab5738bd69c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:38:04,229 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:38:04,309 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 22:38:04,334 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:38:04,334 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:38:04,335 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:38:04,335 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:38:04,335 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:38:04,335 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:38:04,335 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:38:04,335 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:38:04,335 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:38:04,335 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:38:04,336 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:38:04,336 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:38:04,336 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:38:04,336 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:38:04,336 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:38:04,336 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:38:04,336 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:38:04,336 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:38:04,336 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:38:04,336 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:38:04,336 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:38:04,336 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:38:04,337 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:38:04,337 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:04,337 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:38:04,337 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:38:04,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:38:04,337 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:38:04,337 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:38:04,337 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:38:04,337 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:38:04,337 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:04,337 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:38:04,337 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_a08c0ba9-7b32-493d-b44d-0466e28dee90/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 -> 0bfc420caf514ea414f953298982e07543f1888205e2b6533af51ab5738bd69c [2024-12-05 22:38:04,571 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:38:04,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:38:04,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:38:04,583 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:38:04,583 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:38:04,584 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/loop-invariants/bin-suffix-5.c [2024-12-05 22:38:07,270 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/data/5b6c2ede5/ecdba404747a43deb7a351c250e3879d/FLAGfee579a37 [2024-12-05 22:38:07,429 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:38:07,430 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/sv-benchmarks/c/loop-invariants/bin-suffix-5.c [2024-12-05 22:38:07,435 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/data/5b6c2ede5/ecdba404747a43deb7a351c250e3879d/FLAGfee579a37 [2024-12-05 22:38:07,447 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/data/5b6c2ede5/ecdba404747a43deb7a351c250e3879d [2024-12-05 22:38:07,449 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:38:07,451 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:38:07,452 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:38:07,452 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:38:07,455 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:38:07,456 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:38:07" (1/1) ... [2024-12-05 22:38:07,456 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@250e0fb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:07, skipping insertion in model container [2024-12-05 22:38:07,456 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:38:07" (1/1) ... [2024-12-05 22:38:07,469 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:38:07,589 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_a08c0ba9-7b32-493d-b44d-0466e28dee90/sv-benchmarks/c/loop-invariants/bin-suffix-5.c[588,601] [2024-12-05 22:38:07,597 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:38:07,607 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:38:07,617 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_a08c0ba9-7b32-493d-b44d-0466e28dee90/sv-benchmarks/c/loop-invariants/bin-suffix-5.c[588,601] [2024-12-05 22:38:07,618 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:38:07,632 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:38:07,632 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:07 WrapperNode [2024-12-05 22:38:07,632 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:38:07,633 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:38:07,633 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:38:07,633 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:38:07,638 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:07" (1/1) ... [2024-12-05 22:38:07,642 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:07" (1/1) ... [2024-12-05 22:38:07,653 INFO L138 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 26 [2024-12-05 22:38:07,653 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:38:07,654 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:38:07,654 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:38:07,654 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:38:07,658 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:07" (1/1) ... [2024-12-05 22:38:07,658 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:07" (1/1) ... [2024-12-05 22:38:07,659 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:07" (1/1) ... [2024-12-05 22:38:07,660 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:07" (1/1) ... [2024-12-05 22:38:07,662 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:07" (1/1) ... [2024-12-05 22:38:07,663 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:07" (1/1) ... [2024-12-05 22:38:07,666 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:07" (1/1) ... [2024-12-05 22:38:07,667 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:07" (1/1) ... [2024-12-05 22:38:07,667 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:07" (1/1) ... [2024-12-05 22:38:07,669 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:38:07,669 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:38:07,669 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:38:07,670 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:38:07,670 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:38:07" (1/1) ... [2024-12-05 22:38:07,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:38:07,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:38:07,695 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:38:07,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:38:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:38:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:38:07,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:38:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:38:07,759 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:38:07,761 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:38:07,835 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-05 22:38:07,835 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:38:07,862 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:38:07,862 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:38:07,862 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:38:07 BoogieIcfgContainer [2024-12-05 22:38:07,862 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:38:07,863 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:38:07,863 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:38:07,870 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:38:07,871 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:38:07" (1/1) ... [2024-12-05 22:38:07,877 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:38:07,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:07,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-12-05 22:38:07,913 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-12-05 22:38:07,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-05 22:38:07,914 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:07,915 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:07,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:07,917 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:07,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:38:07,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:07,975 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:07,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:07,990 INFO L256 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 22:38:07,992 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:08,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:08,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-12-05 22:38:08,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:08,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-12-05 22:38:08,027 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-12-05 22:38:08,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 22:38:08,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:08,027 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:08,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:08,029 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:08,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:38:08,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:08,066 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:08,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:08,082 INFO L256 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 22:38:08,084 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:08,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:08,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 22:38:08,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:08,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2024-12-05 22:38:08,184 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2024-12-05 22:38:08,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 22:38:08,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:08,184 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:08,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:08,186 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:08,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 22:38:08,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:08,235 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:08,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:08,248 INFO L256 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 22:38:08,249 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:08,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:08,286 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 22:38:08,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:08,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2024-12-05 22:38:08,357 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2024-12-05 22:38:08,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 22:38:08,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:08,358 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:08,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:08,360 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:08,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 22:38:08,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:08,409 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:08,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:08,422 INFO L256 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-05 22:38:08,423 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:08,465 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:08,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-05 22:38:08,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:08,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2024-12-05 22:38:08,549 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2024-12-05 22:38:08,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 22:38:08,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:08,549 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:08,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:08,552 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:08,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-05 22:38:08,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:08,604 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:08,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:08,617 INFO L256 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 22:38:08,618 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:08,663 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:08,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-05 22:38:08,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:08,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2024-12-05 22:38:08,753 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2024-12-05 22:38:08,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-05 22:38:08,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:08,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:08,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:08,756 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:08,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-05 22:38:08,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:08,813 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:08,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:08,830 INFO L256 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-05 22:38:08,832 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:08,889 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:08,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-05 22:38:08,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:08,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2024-12-05 22:38:08,987 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2024-12-05 22:38:08,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:38:08,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:08,988 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:08,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:08,990 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:08,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-05 22:38:09,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:09,031 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:09,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:09,048 INFO L256 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:38:09,049 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:09,105 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:09,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-05 22:38:09,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:09,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 28 states and 36 transitions. [2024-12-05 22:38:09,214 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2024-12-05 22:38:09,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-05 22:38:09,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:09,214 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:09,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:09,216 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:09,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-05 22:38:09,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:09,267 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:09,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:09,279 INFO L256 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:38:09,280 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:09,344 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:09,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-05 22:38:09,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:09,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 31 states and 40 transitions. [2024-12-05 22:38:09,480 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2024-12-05 22:38:09,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-05 22:38:09,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:09,480 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:09,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:09,482 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:09,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-05 22:38:09,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:09,544 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:09,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:09,557 INFO L256 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 22:38:09,559 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:09,629 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:09,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-05 22:38:09,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:09,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2024-12-05 22:38:09,768 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2024-12-05 22:38:09,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:38:09,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:09,769 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:09,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:09,771 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:09,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-05 22:38:09,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:09,822 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:09,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:09,840 INFO L256 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:38:09,842 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:09,923 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:09,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-05 22:38:10,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:10,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 37 states and 48 transitions. [2024-12-05 22:38:10,064 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 48 transitions. [2024-12-05 22:38:10,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 22:38:10,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:10,064 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:10,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:10,066 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:10,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-05 22:38:10,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:10,134 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:10,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:10,147 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 22:38:10,149 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:10,225 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:10,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-05 22:38:10,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:10,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 40 states and 52 transitions. [2024-12-05 22:38:10,397 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 52 transitions. [2024-12-05 22:38:10,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 22:38:10,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:10,398 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:10,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:10,400 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:10,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-05 22:38:10,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:10,471 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:10,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:10,486 INFO L256 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-05 22:38:10,488 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:10,572 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:10,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-12-05 22:38:10,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:10,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 43 states and 56 transitions. [2024-12-05 22:38:10,753 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 56 transitions. [2024-12-05 22:38:10,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 22:38:10,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:10,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:10,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:10,757 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:10,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-05 22:38:10,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:10,841 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:10,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:10,856 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-05 22:38:10,858 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:10,946 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:10,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-05 22:38:11,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:11,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2024-12-05 22:38:11,145 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2024-12-05 22:38:11,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-05 22:38:11,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:11,146 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:11,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:11,148 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:11,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-05 22:38:11,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:11,207 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:11,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:11,221 INFO L256 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-05 22:38:11,223 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:11,318 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:11,320 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-12-05 22:38:11,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:11,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 49 states and 64 transitions. [2024-12-05 22:38:11,540 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2024-12-05 22:38:11,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 22:38:11,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:11,541 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:11,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:11,543 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:11,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-05 22:38:11,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:11,603 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:11,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:11,618 INFO L256 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-05 22:38:11,620 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:11,697 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:11,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-05 22:38:11,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:11,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 52 states and 68 transitions. [2024-12-05 22:38:11,892 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2024-12-05 22:38:11,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-05 22:38:11,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:11,893 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:11,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:11,894 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:11,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-05 22:38:11,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:11,948 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:11,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:11,961 INFO L256 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-05 22:38:11,963 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:12,067 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:12,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-05 22:38:12,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:12,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2024-12-05 22:38:12,307 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2024-12-05 22:38:12,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-05 22:38:12,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:12,308 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:12,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:12,310 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:12,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-05 22:38:12,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:12,370 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:12,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:12,384 INFO L256 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-05 22:38:12,385 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:12,477 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:12,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-05 22:38:12,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:12,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 58 states and 76 transitions. [2024-12-05 22:38:12,713 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 76 transitions. [2024-12-05 22:38:12,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-05 22:38:12,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:12,714 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:12,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:12,719 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:12,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-05 22:38:12,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:12,794 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:12,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:12,811 INFO L256 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-05 22:38:12,812 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:12,925 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:12,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-05 22:38:13,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:13,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 61 states and 80 transitions. [2024-12-05 22:38:13,205 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2024-12-05 22:38:13,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 22:38:13,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:13,205 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:13,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:13,207 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:13,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-05 22:38:13,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:13,263 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:13,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:13,279 INFO L256 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-05 22:38:13,281 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:13,385 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:13,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-05 22:38:13,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:13,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 64 states and 84 transitions. [2024-12-05 22:38:13,627 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2024-12-05 22:38:13,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 22:38:13,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:13,627 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:13,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:13,629 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:13,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-05 22:38:13,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:13,704 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:13,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:13,724 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-05 22:38:13,726 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:13,845 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:13,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-05 22:38:14,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:14,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 67 states and 88 transitions. [2024-12-05 22:38:14,125 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 88 transitions. [2024-12-05 22:38:14,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-05 22:38:14,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:14,126 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:14,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:14,127 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:14,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-05 22:38:14,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:14,192 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:14,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:14,209 INFO L256 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-05 22:38:14,210 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:14,330 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:14,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-05 22:38:14,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:14,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 70 states and 92 transitions. [2024-12-05 22:38:14,611 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 92 transitions. [2024-12-05 22:38:14,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 22:38:14,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:14,611 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:14,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:14,613 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:14,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-05 22:38:14,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:14,679 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:14,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:14,695 INFO L256 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-05 22:38:14,696 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:14,823 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:14,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-05 22:38:15,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:15,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 73 states and 96 transitions. [2024-12-05 22:38:15,133 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 96 transitions. [2024-12-05 22:38:15,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-05 22:38:15,134 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:15,134 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:15,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:15,135 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:15,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-05 22:38:15,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:15,221 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:15,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:15,239 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-12-05 22:38:15,240 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:15,375 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:15,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-05 22:38:15,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:15,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 76 states and 100 transitions. [2024-12-05 22:38:15,768 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 100 transitions. [2024-12-05 22:38:15,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-05 22:38:15,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:15,768 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:15,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:15,770 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:15,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-05 22:38:15,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:15,842 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:15,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:15,858 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-05 22:38:15,859 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:15,998 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:16,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-05 22:38:16,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:16,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 79 states and 104 transitions. [2024-12-05 22:38:16,352 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 104 transitions. [2024-12-05 22:38:16,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-05 22:38:16,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:16,353 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:16,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:16,354 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:16,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-05 22:38:16,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:16,433 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:16,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:16,454 INFO L256 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-05 22:38:16,455 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:16,601 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 552 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:16,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-05 22:38:17,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:17,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 82 states and 108 transitions. [2024-12-05 22:38:17,026 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 108 transitions. [2024-12-05 22:38:17,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-05 22:38:17,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:17,027 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:17,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:17,028 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:17,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-05 22:38:17,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:17,110 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:17,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:17,129 INFO L256 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-12-05 22:38:17,130 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:17,286 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:17,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-05 22:38:17,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:17,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 85 states and 112 transitions. [2024-12-05 22:38:17,666 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 112 transitions. [2024-12-05 22:38:17,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-12-05 22:38:17,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:17,666 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:17,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:17,667 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:17,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-05 22:38:17,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:17,738 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:17,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:17,757 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-05 22:38:17,758 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:17,909 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 0 proven. 650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:17,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-05 22:38:18,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:18,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 88 states and 116 transitions. [2024-12-05 22:38:18,354 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 116 transitions. [2024-12-05 22:38:18,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-05 22:38:18,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:18,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:18,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:18,356 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:18,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-05 22:38:18,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:18,438 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:18,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:18,458 INFO L256 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-12-05 22:38:18,459 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:18,620 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:18,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-05 22:38:19,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:19,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 91 states and 120 transitions. [2024-12-05 22:38:19,072 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 120 transitions. [2024-12-05 22:38:19,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-12-05 22:38:19,072 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:19,073 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:19,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:19,074 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:19,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-05 22:38:19,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:19,150 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:19,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:19,172 INFO L256 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-12-05 22:38:19,174 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:19,357 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 0 proven. 756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:19,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-05 22:38:19,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:19,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 94 states and 124 transitions. [2024-12-05 22:38:19,905 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 124 transitions. [2024-12-05 22:38:19,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-12-05 22:38:19,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:19,906 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:19,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:19,908 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:19,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-05 22:38:19,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:19,993 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:20,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:20,017 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-12-05 22:38:20,019 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:20,212 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:20,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-05 22:38:20,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:20,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 97 states and 128 transitions. [2024-12-05 22:38:20,662 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 128 transitions. [2024-12-05 22:38:20,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-05 22:38:20,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:20,663 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:20,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:20,664 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:20,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-05 22:38:20,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:20,750 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:20,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:20,769 INFO L256 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-12-05 22:38:20,771 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:20,940 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:20,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-05 22:38:21,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:21,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 100 states and 132 transitions. [2024-12-05 22:38:21,421 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 132 transitions. [2024-12-05 22:38:21,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-12-05 22:38:21,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:21,421 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:21,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:21,423 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:21,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-05 22:38:21,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:21,500 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:21,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:21,522 INFO L256 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-12-05 22:38:21,523 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:21,683 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:21,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-05 22:38:22,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:22,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 103 states and 136 transitions. [2024-12-05 22:38:22,193 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 136 transitions. [2024-12-05 22:38:22,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-12-05 22:38:22,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:22,193 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:22,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:22,195 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:22,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-05 22:38:22,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:22,278 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:22,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:22,296 INFO L256 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-12-05 22:38:22,297 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:22,474 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 0 proven. 992 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:22,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-05 22:38:22,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:22,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 106 states and 140 transitions. [2024-12-05 22:38:22,989 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 140 transitions. [2024-12-05 22:38:22,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-05 22:38:22,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:22,989 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:22,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:22,991 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:22,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-05 22:38:23,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:23,072 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:23,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:23,091 INFO L256 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-05 22:38:23,093 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:23,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:23,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-05 22:38:23,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:23,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 109 states and 144 transitions. [2024-12-05 22:38:23,923 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 144 transitions. [2024-12-05 22:38:23,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-12-05 22:38:23,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:23,923 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:23,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:23,925 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:23,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-05 22:38:24,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:24,053 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:24,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:24,073 INFO L256 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-12-05 22:38:24,075 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:24,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:24,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-05 22:38:24,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:24,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 112 states and 148 transitions. [2024-12-05 22:38:24,926 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 148 transitions. [2024-12-05 22:38:24,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-12-05 22:38:24,926 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:24,926 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:24,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:24,928 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:24,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-05 22:38:25,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:25,016 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:25,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:25,036 INFO L256 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-12-05 22:38:25,037 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:25,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:25,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-05 22:38:25,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:25,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 115 states and 152 transitions. [2024-12-05 22:38:25,897 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 152 transitions. [2024-12-05 22:38:25,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-12-05 22:38:25,897 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:25,897 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:25,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:25,899 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:25,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-05 22:38:25,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:25,995 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:26,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:26,016 INFO L256 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-05 22:38:26,017 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:26,224 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 0 proven. 1260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:26,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-05 22:38:26,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:26,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 118 states and 156 transitions. [2024-12-05 22:38:26,896 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 156 transitions. [2024-12-05 22:38:26,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-12-05 22:38:26,896 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:26,897 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:26,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:26,898 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:26,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-05 22:38:27,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:27,006 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:27,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:27,030 INFO L256 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-12-05 22:38:27,031 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:27,279 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:27,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-05 22:38:28,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:28,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 121 states and 160 transitions. [2024-12-05 22:38:28,130 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 160 transitions. [2024-12-05 22:38:28,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:38:28,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:28,130 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:28,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:28,132 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:28,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-05 22:38:28,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:28,244 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:28,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:28,268 INFO L256 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-12-05 22:38:28,270 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:28,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 0 proven. 1406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:28,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-05 22:38:29,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:29,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 124 states and 164 transitions. [2024-12-05 22:38:29,383 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 164 transitions. [2024-12-05 22:38:29,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-05 22:38:29,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:29,384 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:29,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:29,385 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:29,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-05 22:38:29,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:29,493 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:29,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:29,523 INFO L256 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-12-05 22:38:29,524 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:29,799 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:29,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-05 22:38:30,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:30,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 127 states and 168 transitions. [2024-12-05 22:38:30,673 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 168 transitions. [2024-12-05 22:38:30,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-12-05 22:38:30,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:30,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:30,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:30,675 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:30,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-05 22:38:30,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:30,774 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:30,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:30,795 INFO L256 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-12-05 22:38:30,797 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:31,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:31,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-05 22:38:31,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:31,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 130 states and 172 transitions. [2024-12-05 22:38:31,786 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 172 transitions. [2024-12-05 22:38:31,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-05 22:38:31,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:31,786 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:31,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:31,788 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:31,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-05 22:38:31,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:31,888 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:31,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:31,912 INFO L256 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-12-05 22:38:31,914 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:32,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:32,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-05 22:38:32,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:32,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 133 states and 176 transitions. [2024-12-05 22:38:32,987 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 176 transitions. [2024-12-05 22:38:32,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-05 22:38:32,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:32,988 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:32,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:32,989 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:32,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-05 22:38:33,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:33,118 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:33,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:33,143 INFO L256 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-12-05 22:38:33,145 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:33,436 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 0 proven. 1722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:33,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-05 22:38:34,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:34,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 136 states and 180 transitions. [2024-12-05 22:38:34,371 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 180 transitions. [2024-12-05 22:38:34,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-12-05 22:38:34,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:34,371 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:34,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:34,373 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:34,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-05 22:38:34,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:34,481 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:34,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:34,505 INFO L256 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-12-05 22:38:34,507 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:34,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:34,765 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-05 22:38:35,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:35,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 139 states and 184 transitions. [2024-12-05 22:38:35,703 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 184 transitions. [2024-12-05 22:38:35,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-12-05 22:38:35,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:35,703 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:35,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:35,705 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:35,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-05 22:38:35,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:35,819 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:35,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:35,846 INFO L256 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-12-05 22:38:35,848 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:36,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 0 proven. 1892 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:36,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-05 22:38:37,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:37,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 142 states and 188 transitions. [2024-12-05 22:38:37,069 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 188 transitions. [2024-12-05 22:38:37,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-12-05 22:38:37,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:37,069 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:37,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:37,070 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:37,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-05 22:38:37,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:37,183 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:37,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:37,213 INFO L256 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-12-05 22:38:37,216 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:37,514 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:37,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-05 22:38:38,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:38,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 145 states and 192 transitions. [2024-12-05 22:38:38,562 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 192 transitions. [2024-12-05 22:38:38,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-12-05 22:38:38,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:38,562 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:38,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:38,563 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:38,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-05 22:38:38,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:38,665 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:38,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:38,692 INFO L256 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-12-05 22:38:38,697 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:38,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 2070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:38,955 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-12-05 22:38:39,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:39,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 148 states and 196 transitions. [2024-12-05 22:38:39,978 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 196 transitions. [2024-12-05 22:38:39,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-12-05 22:38:39,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:39,978 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:39,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:39,980 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:39,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-05 22:38:40,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:40,115 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:40,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:40,141 INFO L256 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-12-05 22:38:40,143 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:40,465 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:40,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-12-05 22:38:41,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:41,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 151 states and 200 transitions. [2024-12-05 22:38:41,753 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 200 transitions. [2024-12-05 22:38:41,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-05 22:38:41,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:41,753 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:41,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:41,755 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:41,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-12-05 22:38:41,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:41,892 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:41,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:41,919 INFO L256 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-12-05 22:38:41,920 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:42,229 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 2256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:42,231 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-12-05 22:38:43,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:43,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 154 states and 204 transitions. [2024-12-05 22:38:43,364 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 204 transitions. [2024-12-05 22:38:43,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-12-05 22:38:43,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:43,364 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:43,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:43,366 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:43,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-12-05 22:38:43,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:43,511 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:43,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:43,544 INFO L256 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-12-05 22:38:43,546 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:43,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:43,859 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-12-05 22:38:45,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:45,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 157 states and 208 transitions. [2024-12-05 22:38:45,046 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 208 transitions. [2024-12-05 22:38:45,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-12-05 22:38:45,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:45,047 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:45,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:45,048 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:45,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-12-05 22:38:45,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:45,197 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:45,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:45,231 INFO L256 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-12-05 22:38:45,234 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:45,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:45,608 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-12-05 22:38:46,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:46,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 160 states and 212 transitions. [2024-12-05 22:38:46,770 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 212 transitions. [2024-12-05 22:38:46,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-12-05 22:38:46,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:46,770 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:46,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:46,772 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:46,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-12-05 22:38:46,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:46,904 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:46,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:46,932 INFO L256 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-12-05 22:38:46,934 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:47,254 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:47,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-12-05 22:38:48,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:48,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 163 states and 216 transitions. [2024-12-05 22:38:48,565 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 216 transitions. [2024-12-05 22:38:48,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-12-05 22:38:48,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:48,565 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:48,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:48,567 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:48,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-12-05 22:38:48,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:48,703 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:48,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:48,736 INFO L256 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 55 conjuncts are in the unsatisfiable core [2024-12-05 22:38:48,739 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:49,110 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 0 proven. 2652 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:49,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-12-05 22:38:50,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:50,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 166 states and 220 transitions. [2024-12-05 22:38:50,471 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 220 transitions. [2024-12-05 22:38:50,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-12-05 22:38:50,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:50,472 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:50,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:50,473 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:50,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-12-05 22:38:50,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:50,612 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:50,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:50,646 INFO L256 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 56 conjuncts are in the unsatisfiable core [2024-12-05 22:38:50,648 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:50,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2756 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:50,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-12-05 22:38:52,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:52,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 169 states and 224 transitions. [2024-12-05 22:38:52,261 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 224 transitions. [2024-12-05 22:38:52,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-12-05 22:38:52,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:52,262 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:52,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:52,264 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:52,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-12-05 22:38:52,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:52,414 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:52,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:52,442 INFO L256 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-12-05 22:38:52,443 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:52,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 2862 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:52,745 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-12-05 22:38:54,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:54,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 172 states and 228 transitions. [2024-12-05 22:38:54,000 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 228 transitions. [2024-12-05 22:38:54,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-05 22:38:54,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:54,001 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:54,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:54,002 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:54,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-12-05 22:38:54,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:54,146 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:54,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:54,180 INFO L256 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-12-05 22:38:54,182 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:54,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2970 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:54,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-12-05 22:38:55,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:55,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 175 states and 232 transitions. [2024-12-05 22:38:55,916 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 232 transitions. [2024-12-05 22:38:55,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-05 22:38:55,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:55,916 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:55,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:55,918 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:55,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-12-05 22:38:56,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:56,062 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:56,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:56,097 INFO L256 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 59 conjuncts are in the unsatisfiable core [2024-12-05 22:38:56,099 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:56,465 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 0 proven. 3080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:56,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-12-05 22:38:58,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:38:58,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 178 states and 236 transitions. [2024-12-05 22:38:58,039 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 236 transitions. [2024-12-05 22:38:58,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-12-05 22:38:58,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:38:58,040 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:38:58,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:38:58,041 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:38:58,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-12-05 22:38:58,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:58,190 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:38:58,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:38:58,219 INFO L256 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 60 conjuncts are in the unsatisfiable core [2024-12-05 22:38:58,221 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:38:58,611 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:38:58,613 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-12-05 22:39:00,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:00,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 181 states and 240 transitions. [2024-12-05 22:39:00,146 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 240 transitions. [2024-12-05 22:39:00,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-12-05 22:39:00,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:00,146 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:00,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:00,148 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:00,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-12-05 22:39:00,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:00,307 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:00,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:00,339 INFO L256 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 61 conjuncts are in the unsatisfiable core [2024-12-05 22:39:00,341 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:00,715 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 0 proven. 3306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:00,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-12-05 22:39:02,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:02,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 184 states and 244 transitions. [2024-12-05 22:39:02,230 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 244 transitions. [2024-12-05 22:39:02,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-12-05 22:39:02,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:02,230 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:02,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:02,232 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:02,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-12-05 22:39:02,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:02,384 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:02,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:02,422 INFO L256 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 62 conjuncts are in the unsatisfiable core [2024-12-05 22:39:02,425 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:02,832 INFO L134 CoverageAnalysis]: Checked inductivity of 3422 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:02,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-12-05 22:39:04,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:04,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 187 states and 248 transitions. [2024-12-05 22:39:04,377 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 248 transitions. [2024-12-05 22:39:04,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-05 22:39:04,377 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:04,377 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:04,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:04,379 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:04,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-12-05 22:39:04,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:04,532 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:04,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:04,565 INFO L256 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 63 conjuncts are in the unsatisfiable core [2024-12-05 22:39:04,567 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:04,990 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 0 proven. 3540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:04,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Ended with exit code 0 [2024-12-05 22:39:06,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:06,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 190 states and 252 transitions. [2024-12-05 22:39:06,550 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 252 transitions. [2024-12-05 22:39:06,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-12-05 22:39:06,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:06,551 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:06,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:06,552 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:06,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-12-05 22:39:06,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:06,712 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:06,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:06,745 INFO L256 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 64 conjuncts are in the unsatisfiable core [2024-12-05 22:39:06,747 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:07,155 INFO L134 CoverageAnalysis]: Checked inductivity of 3660 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:07,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-12-05 22:39:08,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:08,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 193 states and 256 transitions. [2024-12-05 22:39:08,841 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 256 transitions. [2024-12-05 22:39:08,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-12-05 22:39:08,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:08,841 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:08,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:08,843 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:08,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-12-05 22:39:09,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:09,000 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:09,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:09,032 INFO L256 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 65 conjuncts are in the unsatisfiable core [2024-12-05 22:39:09,034 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:09,422 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 0 proven. 3782 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:09,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Ended with exit code 0 [2024-12-05 22:39:11,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:11,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 196 states and 260 transitions. [2024-12-05 22:39:11,081 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 260 transitions. [2024-12-05 22:39:11,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-12-05 22:39:11,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:11,082 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:11,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:11,084 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:11,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-12-05 22:39:11,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:11,247 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:11,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:11,282 INFO L256 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 66 conjuncts are in the unsatisfiable core [2024-12-05 22:39:11,284 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:11,739 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:11,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Ended with exit code 0 [2024-12-05 22:39:13,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:13,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 199 states and 264 transitions. [2024-12-05 22:39:13,477 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 264 transitions. [2024-12-05 22:39:13,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-12-05 22:39:13,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:13,477 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:13,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:13,479 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:13,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-12-05 22:39:13,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:13,642 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:13,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:13,675 INFO L256 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 67 conjuncts are in the unsatisfiable core [2024-12-05 22:39:13,677 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:14,084 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 0 proven. 4032 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:14,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Ended with exit code 0 [2024-12-05 22:39:15,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:15,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 202 states and 268 transitions. [2024-12-05 22:39:15,769 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 268 transitions. [2024-12-05 22:39:15,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-12-05 22:39:15,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:15,770 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:15,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:15,772 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:15,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-12-05 22:39:15,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:15,948 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:15,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:15,982 INFO L256 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 68 conjuncts are in the unsatisfiable core [2024-12-05 22:39:15,984 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:16,425 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:16,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Forceful destruction successful, exit code 0 [2024-12-05 22:39:18,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:18,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 205 states and 272 transitions. [2024-12-05 22:39:18,216 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 272 transitions. [2024-12-05 22:39:18,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-12-05 22:39:18,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:18,217 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:18,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:18,218 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:18,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-12-05 22:39:18,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:18,384 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:18,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:18,422 INFO L256 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 69 conjuncts are in the unsatisfiable core [2024-12-05 22:39:18,424 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:18,824 INFO L134 CoverageAnalysis]: Checked inductivity of 4290 backedges. 0 proven. 4290 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:18,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2024-12-05 22:39:20,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:20,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 208 states and 276 transitions. [2024-12-05 22:39:20,680 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 276 transitions. [2024-12-05 22:39:20,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-12-05 22:39:20,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:20,680 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:20,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:20,682 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:20,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-12-05 22:39:20,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:20,854 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:20,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:20,887 INFO L256 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 70 conjuncts are in the unsatisfiable core [2024-12-05 22:39:20,890 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:21,373 INFO L134 CoverageAnalysis]: Checked inductivity of 4422 backedges. 0 proven. 4422 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:21,375 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2024-12-05 22:39:23,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:23,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 211 states and 280 transitions. [2024-12-05 22:39:23,234 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 280 transitions. [2024-12-05 22:39:23,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-12-05 22:39:23,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:23,235 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:23,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:23,236 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:23,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-12-05 22:39:23,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:23,417 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:23,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:23,452 INFO L256 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 71 conjuncts are in the unsatisfiable core [2024-12-05 22:39:23,454 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:23,899 INFO L134 CoverageAnalysis]: Checked inductivity of 4556 backedges. 0 proven. 4556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:23,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2024-12-05 22:39:25,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:25,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 214 states and 284 transitions. [2024-12-05 22:39:25,896 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 284 transitions. [2024-12-05 22:39:25,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-12-05 22:39:25,897 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:25,897 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:25,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:25,898 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:25,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-12-05 22:39:26,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:26,085 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:26,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:26,125 INFO L256 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 72 conjuncts are in the unsatisfiable core [2024-12-05 22:39:26,128 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:26,645 INFO L134 CoverageAnalysis]: Checked inductivity of 4692 backedges. 0 proven. 4692 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:26,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-12-05 22:39:28,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:28,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 217 states and 288 transitions. [2024-12-05 22:39:28,853 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 288 transitions. [2024-12-05 22:39:28,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-12-05 22:39:28,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:28,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:28,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:28,855 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:28,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-12-05 22:39:29,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:29,038 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:29,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:29,076 INFO L256 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 73 conjuncts are in the unsatisfiable core [2024-12-05 22:39:29,078 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:29,548 INFO L134 CoverageAnalysis]: Checked inductivity of 4830 backedges. 0 proven. 4830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:29,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Ended with exit code 0 [2024-12-05 22:39:31,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:31,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 220 states and 292 transitions. [2024-12-05 22:39:31,535 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 292 transitions. [2024-12-05 22:39:31,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-12-05 22:39:31,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:31,536 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:31,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:31,537 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:31,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-12-05 22:39:31,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:31,726 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:31,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:31,769 INFO L256 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 74 conjuncts are in the unsatisfiable core [2024-12-05 22:39:31,772 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:32,278 INFO L134 CoverageAnalysis]: Checked inductivity of 4970 backedges. 0 proven. 4970 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:32,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2024-12-05 22:39:34,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:34,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 223 states and 296 transitions. [2024-12-05 22:39:34,431 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 296 transitions. [2024-12-05 22:39:34,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-12-05 22:39:34,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:34,432 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:34,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:34,433 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:34,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-12-05 22:39:34,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:34,621 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:34,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:34,661 INFO L256 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 75 conjuncts are in the unsatisfiable core [2024-12-05 22:39:34,665 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:35,214 INFO L134 CoverageAnalysis]: Checked inductivity of 5112 backedges. 0 proven. 5112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:35,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Ended with exit code 0 [2024-12-05 22:39:37,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:37,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 226 states and 300 transitions. [2024-12-05 22:39:37,371 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 300 transitions. [2024-12-05 22:39:37,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-12-05 22:39:37,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:37,371 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:37,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:37,373 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:37,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-12-05 22:39:37,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:37,556 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:37,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:37,592 INFO L256 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 76 conjuncts are in the unsatisfiable core [2024-12-05 22:39:37,594 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:38,119 INFO L134 CoverageAnalysis]: Checked inductivity of 5256 backedges. 0 proven. 5256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:38,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2024-12-05 22:39:40,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:40,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 229 states and 304 transitions. [2024-12-05 22:39:40,493 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 304 transitions. [2024-12-05 22:39:40,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-12-05 22:39:40,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:40,494 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:40,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:40,496 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:40,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-12-05 22:39:40,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:40,730 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:40,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:40,772 INFO L256 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 77 conjuncts are in the unsatisfiable core [2024-12-05 22:39:40,774 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:41,374 INFO L134 CoverageAnalysis]: Checked inductivity of 5402 backedges. 0 proven. 5402 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:41,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Ended with exit code 0 [2024-12-05 22:39:43,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:43,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 232 states and 308 transitions. [2024-12-05 22:39:43,949 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 308 transitions. [2024-12-05 22:39:43,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-12-05 22:39:43,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:43,949 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:43,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:43,951 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:43,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-12-05 22:39:44,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:44,154 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:44,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:44,202 INFO L256 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 78 conjuncts are in the unsatisfiable core [2024-12-05 22:39:44,204 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:44,848 INFO L134 CoverageAnalysis]: Checked inductivity of 5550 backedges. 0 proven. 5550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:44,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Ended with exit code 0 [2024-12-05 22:39:47,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:47,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 235 states and 312 transitions. [2024-12-05 22:39:47,430 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 312 transitions. [2024-12-05 22:39:47,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-12-05 22:39:47,431 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:47,431 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:47,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:47,432 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:47,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-12-05 22:39:47,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:47,600 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:47,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:47,636 INFO L256 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 79 conjuncts are in the unsatisfiable core [2024-12-05 22:39:47,639 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:48,162 INFO L134 CoverageAnalysis]: Checked inductivity of 5700 backedges. 0 proven. 5700 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:48,165 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Ended with exit code 0 [2024-12-05 22:39:50,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:50,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 238 states and 316 transitions. [2024-12-05 22:39:50,919 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 316 transitions. [2024-12-05 22:39:50,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-12-05 22:39:50,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:50,920 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:50,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:50,922 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:50,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-12-05 22:39:51,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:51,190 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:51,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:51,247 INFO L256 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 80 conjuncts are in the unsatisfiable core [2024-12-05 22:39:51,250 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:52,031 INFO L134 CoverageAnalysis]: Checked inductivity of 5852 backedges. 0 proven. 5852 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:52,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Ended with exit code 0 [2024-12-05 22:39:55,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:55,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 241 states and 320 transitions. [2024-12-05 22:39:55,377 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 320 transitions. [2024-12-05 22:39:55,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-12-05 22:39:55,377 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:55,378 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:55,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:55,379 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:55,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-12-05 22:39:55,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:55,643 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:55,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:55,696 INFO L256 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-12-05 22:39:55,699 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:39:56,465 INFO L134 CoverageAnalysis]: Checked inductivity of 6006 backedges. 0 proven. 6006 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:39:56,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Ended with exit code 0 [2024-12-05 22:39:59,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:39:59,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 244 states and 324 transitions. [2024-12-05 22:39:59,205 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 324 transitions. [2024-12-05 22:39:59,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-12-05 22:39:59,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:39:59,206 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:39:59,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:39:59,207 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:39:59,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-12-05 22:39:59,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:59,411 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:39:59,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:39:59,460 INFO L256 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 82 conjuncts are in the unsatisfiable core [2024-12-05 22:39:59,463 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:00,153 INFO L134 CoverageAnalysis]: Checked inductivity of 6162 backedges. 0 proven. 6162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:40:00,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Ended with exit code 0 [2024-12-05 22:40:03,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:03,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 247 states and 328 transitions. [2024-12-05 22:40:03,487 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 328 transitions. [2024-12-05 22:40:03,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-12-05 22:40:03,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:03,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:03,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:03,489 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:03,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-12-05 22:40:03,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:03,686 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:03,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:03,724 INFO L256 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 83 conjuncts are in the unsatisfiable core [2024-12-05 22:40:03,727 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:04,318 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 0 proven. 6320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:40:04,320 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Ended with exit code 0 [2024-12-05 22:40:06,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:06,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 250 states and 332 transitions. [2024-12-05 22:40:06,942 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 332 transitions. [2024-12-05 22:40:06,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-12-05 22:40:06,942 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:06,942 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:06,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:06,944 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:06,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-12-05 22:40:07,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:07,144 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:07,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:07,190 INFO L256 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 84 conjuncts are in the unsatisfiable core [2024-12-05 22:40:07,192 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:07,864 INFO L134 CoverageAnalysis]: Checked inductivity of 6480 backedges. 0 proven. 6480 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:40:07,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Ended with exit code 0 [2024-12-05 22:40:10,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:10,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 253 states and 336 transitions. [2024-12-05 22:40:10,792 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 336 transitions. [2024-12-05 22:40:10,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-12-05 22:40:10,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:10,792 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:10,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:10,793 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:10,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-12-05 22:40:11,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:11,035 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:11,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:11,086 INFO L256 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 85 conjuncts are in the unsatisfiable core [2024-12-05 22:40:11,089 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:11,805 INFO L134 CoverageAnalysis]: Checked inductivity of 6642 backedges. 0 proven. 6642 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:40:11,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Ended with exit code 0 [2024-12-05 22:40:15,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:15,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 256 states and 340 transitions. [2024-12-05 22:40:15,106 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 340 transitions. [2024-12-05 22:40:15,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2024-12-05 22:40:15,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:15,107 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:15,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:15,108 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:15,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-12-05 22:40:15,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:15,358 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:15,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:15,411 INFO L256 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 86 conjuncts are in the unsatisfiable core [2024-12-05 22:40:15,420 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:16,196 INFO L134 CoverageAnalysis]: Checked inductivity of 6806 backedges. 0 proven. 6806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:40:16,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Ended with exit code 0 [2024-12-05 22:40:19,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:19,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 259 states and 344 transitions. [2024-12-05 22:40:19,493 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 344 transitions. [2024-12-05 22:40:19,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-12-05 22:40:19,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:19,493 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:19,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:19,495 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:19,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-12-05 22:40:19,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:19,742 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:19,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:19,791 INFO L256 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 87 conjuncts are in the unsatisfiable core [2024-12-05 22:40:19,794 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:20,570 INFO L134 CoverageAnalysis]: Checked inductivity of 6972 backedges. 0 proven. 6972 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:40:20,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Ended with exit code 0 [2024-12-05 22:40:24,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:24,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 262 states and 348 transitions. [2024-12-05 22:40:24,335 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 348 transitions. [2024-12-05 22:40:24,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-12-05 22:40:24,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:24,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:24,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:24,337 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:24,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-12-05 22:40:24,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:24,617 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:24,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:24,672 INFO L256 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 88 conjuncts are in the unsatisfiable core [2024-12-05 22:40:24,680 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:25,518 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:40:25,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Ended with exit code 0 [2024-12-05 22:40:28,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:28,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 265 states and 352 transitions. [2024-12-05 22:40:28,760 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 352 transitions. [2024-12-05 22:40:28,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-12-05 22:40:28,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:28,761 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:28,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:28,767 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:28,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-12-05 22:40:29,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:29,004 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:29,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:29,061 INFO L256 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 89 conjuncts are in the unsatisfiable core [2024-12-05 22:40:29,064 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:29,809 INFO L134 CoverageAnalysis]: Checked inductivity of 7310 backedges. 0 proven. 7310 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:40:29,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Ended with exit code 0 [2024-12-05 22:40:33,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:33,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 268 states and 356 transitions. [2024-12-05 22:40:33,114 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 356 transitions. [2024-12-05 22:40:33,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-12-05 22:40:33,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:33,114 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:33,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:33,116 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:33,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-12-05 22:40:33,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:33,313 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:33,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:33,359 INFO L256 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 90 conjuncts are in the unsatisfiable core [2024-12-05 22:40:33,361 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:34,000 INFO L134 CoverageAnalysis]: Checked inductivity of 7482 backedges. 0 proven. 7482 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:40:34,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Ended with exit code 0 [2024-12-05 22:40:37,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:37,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 271 states and 360 transitions. [2024-12-05 22:40:37,471 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 360 transitions. [2024-12-05 22:40:37,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-12-05 22:40:37,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:37,471 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:37,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:37,473 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:37,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-12-05 22:40:37,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:37,775 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:37,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:37,837 INFO L256 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 91 conjuncts are in the unsatisfiable core [2024-12-05 22:40:37,840 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:38,735 INFO L134 CoverageAnalysis]: Checked inductivity of 7656 backedges. 0 proven. 7656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:40:38,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Ended with exit code 0 [2024-12-05 22:40:42,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:42,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 274 states and 364 transitions. [2024-12-05 22:40:42,936 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 364 transitions. [2024-12-05 22:40:42,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-12-05 22:40:42,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:42,937 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:42,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:42,939 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:42,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-12-05 22:40:43,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:43,230 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:43,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:43,293 INFO L256 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 92 conjuncts are in the unsatisfiable core [2024-12-05 22:40:43,297 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:44,209 INFO L134 CoverageAnalysis]: Checked inductivity of 7832 backedges. 0 proven. 7832 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:40:44,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Ended with exit code 0 [2024-12-05 22:40:48,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:48,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 277 states and 368 transitions. [2024-12-05 22:40:48,477 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 368 transitions. [2024-12-05 22:40:48,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-12-05 22:40:48,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:48,478 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:48,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:48,480 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:48,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-12-05 22:40:48,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:48,787 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:48,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:48,846 INFO L256 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 93 conjuncts are in the unsatisfiable core [2024-12-05 22:40:48,849 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:49,824 INFO L134 CoverageAnalysis]: Checked inductivity of 8010 backedges. 0 proven. 8010 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:40:49,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Ended with exit code 0 [2024-12-05 22:40:54,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:54,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 280 states and 372 transitions. [2024-12-05 22:40:54,120 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 372 transitions. [2024-12-05 22:40:54,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-12-05 22:40:54,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:54,121 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:54,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:54,123 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:54,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-12-05 22:40:54,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:54,412 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:54,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:54,473 INFO L256 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 94 conjuncts are in the unsatisfiable core [2024-12-05 22:40:54,476 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:40:55,465 INFO L134 CoverageAnalysis]: Checked inductivity of 8190 backedges. 0 proven. 8190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:40:55,468 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Ended with exit code 0 [2024-12-05 22:40:59,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:40:59,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 283 states and 376 transitions. [2024-12-05 22:40:59,626 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 376 transitions. [2024-12-05 22:40:59,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2024-12-05 22:40:59,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:40:59,627 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:40:59,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:40:59,628 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:40:59,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-12-05 22:40:59,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:59,830 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:40:59,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:40:59,878 INFO L256 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 95 conjuncts are in the unsatisfiable core [2024-12-05 22:40:59,880 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:00,529 INFO L134 CoverageAnalysis]: Checked inductivity of 8372 backedges. 0 proven. 8372 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:41:00,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Ended with exit code 0 [2024-12-05 22:41:04,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:04,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 286 states and 380 transitions. [2024-12-05 22:41:04,043 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 380 transitions. [2024-12-05 22:41:04,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-12-05 22:41:04,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:04,044 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:04,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:04,045 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:04,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-12-05 22:41:04,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:04,280 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:04,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:04,325 INFO L256 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 96 conjuncts are in the unsatisfiable core [2024-12-05 22:41:04,328 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:05,101 INFO L134 CoverageAnalysis]: Checked inductivity of 8556 backedges. 0 proven. 8556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:41:05,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Ended with exit code 0 [2024-12-05 22:41:08,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:08,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 289 states and 384 transitions. [2024-12-05 22:41:08,438 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 384 transitions. [2024-12-05 22:41:08,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-12-05 22:41:08,438 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:08,438 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:08,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:08,439 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:08,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-12-05 22:41:08,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:08,660 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:08,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:08,710 INFO L256 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 97 conjuncts are in the unsatisfiable core [2024-12-05 22:41:08,712 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:09,402 INFO L134 CoverageAnalysis]: Checked inductivity of 8742 backedges. 0 proven. 8742 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:41:09,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Ended with exit code 0 [2024-12-05 22:41:12,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:12,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 292 states and 388 transitions. [2024-12-05 22:41:12,686 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 388 transitions. [2024-12-05 22:41:12,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2024-12-05 22:41:12,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:12,686 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:12,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:12,687 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:12,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-12-05 22:41:12,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:12,917 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:12,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:12,962 INFO L256 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 98 conjuncts are in the unsatisfiable core [2024-12-05 22:41:12,965 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:13,676 INFO L134 CoverageAnalysis]: Checked inductivity of 8930 backedges. 0 proven. 8930 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:41:13,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Ended with exit code 0 [2024-12-05 22:41:17,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:17,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 295 states and 392 transitions. [2024-12-05 22:41:17,118 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 392 transitions. [2024-12-05 22:41:17,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-12-05 22:41:17,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:17,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:17,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:17,120 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:17,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-12-05 22:41:17,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:17,322 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:17,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:17,369 INFO L256 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 99 conjuncts are in the unsatisfiable core [2024-12-05 22:41:17,372 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:18,143 INFO L134 CoverageAnalysis]: Checked inductivity of 9120 backedges. 0 proven. 9120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:41:18,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Ended with exit code 0 [2024-12-05 22:41:21,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:21,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 298 states and 396 transitions. [2024-12-05 22:41:21,541 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 396 transitions. [2024-12-05 22:41:21,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-12-05 22:41:21,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:21,542 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:21,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:21,543 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:21,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-12-05 22:41:21,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:21,757 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:21,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:21,807 INFO L256 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 100 conjuncts are in the unsatisfiable core [2024-12-05 22:41:21,810 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:22,623 INFO L134 CoverageAnalysis]: Checked inductivity of 9312 backedges. 0 proven. 9312 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:41:22,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Ended with exit code 0 [2024-12-05 22:41:26,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:26,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 301 states and 400 transitions. [2024-12-05 22:41:26,478 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 400 transitions. [2024-12-05 22:41:26,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-12-05 22:41:26,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:26,479 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:26,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:26,480 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:26,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-12-05 22:41:26,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:26,763 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:26,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:26,832 INFO L256 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 101 conjuncts are in the unsatisfiable core [2024-12-05 22:41:26,835 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:27,840 INFO L134 CoverageAnalysis]: Checked inductivity of 9506 backedges. 0 proven. 9506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:41:27,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Ended with exit code 0 [2024-12-05 22:41:32,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:32,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 304 states and 404 transitions. [2024-12-05 22:41:32,544 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 404 transitions. [2024-12-05 22:41:32,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2024-12-05 22:41:32,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:32,545 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:32,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:32,547 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:32,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-12-05 22:41:32,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:32,856 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:32,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:32,920 INFO L256 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 102 conjuncts are in the unsatisfiable core [2024-12-05 22:41:32,923 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:33,968 INFO L134 CoverageAnalysis]: Checked inductivity of 9702 backedges. 0 proven. 9702 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:41:33,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Ended with exit code 0 [2024-12-05 22:41:38,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:38,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 307 states and 408 transitions. [2024-12-05 22:41:38,673 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 408 transitions. [2024-12-05 22:41:38,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-12-05 22:41:38,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:38,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:38,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:38,674 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:38,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-12-05 22:41:38,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:38,903 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:38,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:38,957 INFO L256 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 103 conjuncts are in the unsatisfiable core [2024-12-05 22:41:38,960 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:39,699 INFO L134 CoverageAnalysis]: Checked inductivity of 9900 backedges. 0 proven. 9900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:41:39,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Ended with exit code 0 [2024-12-05 22:41:43,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:43,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 310 states and 412 transitions. [2024-12-05 22:41:43,538 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 412 transitions. [2024-12-05 22:41:43,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-12-05 22:41:43,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:43,538 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:43,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:43,539 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:43,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-12-05 22:41:43,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:43,781 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:43,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:43,830 INFO L256 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 104 conjuncts are in the unsatisfiable core [2024-12-05 22:41:43,832 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:44,630 INFO L134 CoverageAnalysis]: Checked inductivity of 10100 backedges. 0 proven. 10100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:41:44,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Ended with exit code 0 [2024-12-05 22:41:48,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:48,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 313 states and 416 transitions. [2024-12-05 22:41:48,418 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 416 transitions. [2024-12-05 22:41:48,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-12-05 22:41:48,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:48,419 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:48,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:48,421 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:48,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-12-05 22:41:48,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:48,640 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:48,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:48,688 INFO L256 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 105 conjuncts are in the unsatisfiable core [2024-12-05 22:41:48,691 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:49,496 INFO L134 CoverageAnalysis]: Checked inductivity of 10302 backedges. 0 proven. 10302 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:41:49,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Ended with exit code 0 [2024-12-05 22:41:53,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:53,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 316 states and 420 transitions. [2024-12-05 22:41:53,371 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 420 transitions. [2024-12-05 22:41:53,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-12-05 22:41:53,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:53,371 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:53,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:53,373 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:53,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-12-05 22:41:53,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:53,596 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:53,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:53,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 106 conjuncts are in the unsatisfiable core [2024-12-05 22:41:53,647 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:41:54,511 INFO L134 CoverageAnalysis]: Checked inductivity of 10506 backedges. 0 proven. 10506 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:41:54,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Ended with exit code 0 [2024-12-05 22:41:59,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:41:59,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 319 states and 424 transitions. [2024-12-05 22:41:59,325 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 424 transitions. [2024-12-05 22:41:59,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-12-05 22:41:59,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:41:59,325 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:41:59,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:41:59,327 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:41:59,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-12-05 22:41:59,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:59,657 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:41:59,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:41:59,728 INFO L256 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 107 conjuncts are in the unsatisfiable core [2024-12-05 22:41:59,732 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:00,749 INFO L134 CoverageAnalysis]: Checked inductivity of 10712 backedges. 0 proven. 10712 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:42:00,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Ended with exit code 0 [2024-12-05 22:42:05,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:05,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 322 states and 428 transitions. [2024-12-05 22:42:05,777 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 428 transitions. [2024-12-05 22:42:05,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2024-12-05 22:42:05,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:05,778 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:05,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:05,779 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:05,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2024-12-05 22:42:06,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:06,112 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:06,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:06,176 INFO L256 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 108 conjuncts are in the unsatisfiable core [2024-12-05 22:42:06,178 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:07,130 INFO L134 CoverageAnalysis]: Checked inductivity of 10920 backedges. 0 proven. 10920 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:42:07,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Ended with exit code 0 [2024-12-05 22:42:12,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:12,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 325 states and 432 transitions. [2024-12-05 22:42:12,446 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 432 transitions. [2024-12-05 22:42:12,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2024-12-05 22:42:12,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:12,447 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:12,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:12,448 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:12,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2024-12-05 22:42:12,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:12,706 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:12,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:12,758 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 109 conjuncts are in the unsatisfiable core [2024-12-05 22:42:12,761 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:13,615 INFO L134 CoverageAnalysis]: Checked inductivity of 11130 backedges. 0 proven. 11130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:42:13,618 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Forceful destruction successful, exit code 0 [2024-12-05 22:42:17,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:17,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 328 states and 436 transitions. [2024-12-05 22:42:17,695 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 436 transitions. [2024-12-05 22:42:17,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-12-05 22:42:17,696 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:17,696 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:17,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:17,697 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:17,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2024-12-05 22:42:17,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:17,950 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:17,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:17,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 110 conjuncts are in the unsatisfiable core [2024-12-05 22:42:18,002 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:18,932 INFO L134 CoverageAnalysis]: Checked inductivity of 11342 backedges. 0 proven. 11342 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:42:18,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Ended with exit code 0 [2024-12-05 22:42:23,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:23,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 331 states and 440 transitions. [2024-12-05 22:42:23,086 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 440 transitions. [2024-12-05 22:42:23,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2024-12-05 22:42:23,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:23,087 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:23,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:23,088 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:23,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Waiting until timeout for monitored process [2024-12-05 22:42:23,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:23,350 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:23,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:23,404 INFO L256 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 111 conjuncts are in the unsatisfiable core [2024-12-05 22:42:23,407 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:24,207 INFO L134 CoverageAnalysis]: Checked inductivity of 11556 backedges. 0 proven. 11556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:42:24,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Ended with exit code 0 [2024-12-05 22:42:28,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:28,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 334 states and 444 transitions. [2024-12-05 22:42:28,656 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 444 transitions. [2024-12-05 22:42:28,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-12-05 22:42:28,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:28,657 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:28,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:28,659 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:28,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Waiting until timeout for monitored process [2024-12-05 22:42:29,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:29,043 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:29,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:29,120 INFO L256 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 112 conjuncts are in the unsatisfiable core [2024-12-05 22:42:29,124 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:30,349 INFO L134 CoverageAnalysis]: Checked inductivity of 11772 backedges. 0 proven. 11772 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:42:30,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Ended with exit code 0 [2024-12-05 22:42:35,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:35,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 337 states and 448 transitions. [2024-12-05 22:42:35,652 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 448 transitions. [2024-12-05 22:42:35,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2024-12-05 22:42:35,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:35,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:35,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:35,655 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:35,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Waiting until timeout for monitored process [2024-12-05 22:42:35,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:35,991 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:36,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:36,057 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 113 conjuncts are in the unsatisfiable core [2024-12-05 22:42:36,060 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:37,211 INFO L134 CoverageAnalysis]: Checked inductivity of 11990 backedges. 0 proven. 11990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:42:37,215 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Forceful destruction successful, exit code 0 [2024-12-05 22:42:43,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:43,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 340 states and 452 transitions. [2024-12-05 22:42:43,249 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 452 transitions. [2024-12-05 22:42:43,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2024-12-05 22:42:43,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:43,250 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:43,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:43,252 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:43,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Waiting until timeout for monitored process [2024-12-05 22:42:43,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:43,630 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:43,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:43,701 INFO L256 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 114 conjuncts are in the unsatisfiable core [2024-12-05 22:42:43,704 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:45,042 INFO L134 CoverageAnalysis]: Checked inductivity of 12210 backedges. 0 proven. 12210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:42:45,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Ended with exit code 0 [2024-12-05 22:42:50,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:50,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 343 states and 456 transitions. [2024-12-05 22:42:50,321 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 456 transitions. [2024-12-05 22:42:50,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-12-05 22:42:50,321 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:50,321 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:50,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:50,323 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:50,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Waiting until timeout for monitored process [2024-12-05 22:42:50,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:50,588 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:50,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:50,641 INFO L256 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 115 conjuncts are in the unsatisfiable core [2024-12-05 22:42:50,643 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:51,522 INFO L134 CoverageAnalysis]: Checked inductivity of 12432 backedges. 0 proven. 12432 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:42:51,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Ended with exit code 0 [2024-12-05 22:42:55,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:42:55,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 346 states and 460 transitions. [2024-12-05 22:42:55,978 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 460 transitions. [2024-12-05 22:42:55,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2024-12-05 22:42:55,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:42:55,978 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:42:55,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:42:55,980 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:42:55,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Waiting until timeout for monitored process [2024-12-05 22:42:56,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:56,243 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:42:56,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:42:56,302 INFO L256 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 116 conjuncts are in the unsatisfiable core [2024-12-05 22:42:56,305 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:42:57,175 INFO L134 CoverageAnalysis]: Checked inductivity of 12656 backedges. 0 proven. 12656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:42:57,178 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Ended with exit code 0 [2024-12-05 22:43:01,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:01,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 349 states and 464 transitions. [2024-12-05 22:43:01,884 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 464 transitions. [2024-12-05 22:43:01,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2024-12-05 22:43:01,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:01,884 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:01,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:01,885 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:01,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Waiting until timeout for monitored process [2024-12-05 22:43:02,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:02,157 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:02,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:02,216 INFO L256 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 117 conjuncts are in the unsatisfiable core [2024-12-05 22:43:02,218 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:03,190 INFO L134 CoverageAnalysis]: Checked inductivity of 12882 backedges. 0 proven. 12882 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:43:03,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Ended with exit code 0 [2024-12-05 22:43:09,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:09,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 352 states and 468 transitions. [2024-12-05 22:43:09,276 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 468 transitions. [2024-12-05 22:43:09,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2024-12-05 22:43:09,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:09,277 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:09,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:09,278 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:09,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Waiting until timeout for monitored process [2024-12-05 22:43:09,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:09,526 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:09,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:09,581 INFO L256 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 118 conjuncts are in the unsatisfiable core [2024-12-05 22:43:09,584 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:10,468 INFO L134 CoverageAnalysis]: Checked inductivity of 13110 backedges. 0 proven. 13110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:43:10,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Ended with exit code 0 [2024-12-05 22:43:15,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:15,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 355 states and 472 transitions. [2024-12-05 22:43:15,099 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 472 transitions. [2024-12-05 22:43:15,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2024-12-05 22:43:15,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:15,100 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:15,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:15,101 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:15,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Waiting until timeout for monitored process [2024-12-05 22:43:15,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:15,359 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:15,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:15,416 INFO L256 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 119 conjuncts are in the unsatisfiable core [2024-12-05 22:43:15,419 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:16,414 INFO L134 CoverageAnalysis]: Checked inductivity of 13340 backedges. 0 proven. 13340 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:43:16,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Ended with exit code 0 [2024-12-05 22:43:21,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:21,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 358 states and 476 transitions. [2024-12-05 22:43:21,242 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 476 transitions. [2024-12-05 22:43:21,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-12-05 22:43:21,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:21,243 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:21,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:21,244 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:21,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Waiting until timeout for monitored process [2024-12-05 22:43:21,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:21,503 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:21,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:21,560 INFO L256 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 120 conjuncts are in the unsatisfiable core [2024-12-05 22:43:21,563 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:22,552 INFO L134 CoverageAnalysis]: Checked inductivity of 13572 backedges. 0 proven. 13572 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:43:22,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Ended with exit code 0 [2024-12-05 22:43:27,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:27,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 361 states and 480 transitions. [2024-12-05 22:43:27,479 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 480 transitions. [2024-12-05 22:43:27,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-12-05 22:43:27,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:27,480 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:27,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:27,481 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:27,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Waiting until timeout for monitored process [2024-12-05 22:43:27,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:27,764 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:27,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:27,821 INFO L256 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 121 conjuncts are in the unsatisfiable core [2024-12-05 22:43:27,824 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:28,796 INFO L134 CoverageAnalysis]: Checked inductivity of 13806 backedges. 0 proven. 13806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:43:28,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Ended with exit code 0 [2024-12-05 22:43:33,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:33,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 364 states and 484 transitions. [2024-12-05 22:43:33,740 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 484 transitions. [2024-12-05 22:43:33,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2024-12-05 22:43:33,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:33,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:33,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:33,742 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:33,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Waiting until timeout for monitored process [2024-12-05 22:43:34,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:34,002 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:34,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:34,062 INFO L256 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 122 conjuncts are in the unsatisfiable core [2024-12-05 22:43:34,065 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:35,095 INFO L134 CoverageAnalysis]: Checked inductivity of 14042 backedges. 0 proven. 14042 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:43:35,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Forceful destruction successful, exit code 0 [2024-12-05 22:43:40,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:40,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 367 states and 488 transitions. [2024-12-05 22:43:40,235 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 488 transitions. [2024-12-05 22:43:40,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2024-12-05 22:43:40,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:40,235 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:40,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:40,237 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:40,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Waiting until timeout for monitored process [2024-12-05 22:43:40,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:40,533 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:40,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:40,596 INFO L256 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 123 conjuncts are in the unsatisfiable core [2024-12-05 22:43:40,599 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:41,712 INFO L134 CoverageAnalysis]: Checked inductivity of 14280 backedges. 0 proven. 14280 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:43:41,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Ended with exit code 0 [2024-12-05 22:43:46,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:46,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 370 states and 492 transitions. [2024-12-05 22:43:46,821 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 492 transitions. [2024-12-05 22:43:46,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2024-12-05 22:43:46,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:46,825 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:46,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:46,827 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:46,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Waiting until timeout for monitored process [2024-12-05 22:43:47,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:47,113 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:47,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:47,176 INFO L256 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 124 conjuncts are in the unsatisfiable core [2024-12-05 22:43:47,178 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:48,230 INFO L134 CoverageAnalysis]: Checked inductivity of 14520 backedges. 0 proven. 14520 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:43:48,233 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Ended with exit code 0 [2024-12-05 22:43:53,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:53,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 373 states and 496 transitions. [2024-12-05 22:43:53,407 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 496 transitions. [2024-12-05 22:43:53,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2024-12-05 22:43:53,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:53,407 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:43:53,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:43:53,409 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:43:53,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Waiting until timeout for monitored process [2024-12-05 22:43:53,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:53,695 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:43:53,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:53,755 INFO L256 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 125 conjuncts are in the unsatisfiable core [2024-12-05 22:43:53,758 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:43:54,710 INFO L134 CoverageAnalysis]: Checked inductivity of 14762 backedges. 0 proven. 14762 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:43:54,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Ended with exit code 0 [2024-12-05 22:44:00,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:00,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 376 states and 500 transitions. [2024-12-05 22:44:00,866 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 500 transitions. [2024-12-05 22:44:00,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2024-12-05 22:44:00,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:00,867 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:00,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:00,869 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:00,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Waiting until timeout for monitored process [2024-12-05 22:44:01,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:01,294 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:01,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:01,379 INFO L256 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 126 conjuncts are in the unsatisfiable core [2024-12-05 22:44:01,383 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:02,851 INFO L134 CoverageAnalysis]: Checked inductivity of 15006 backedges. 0 proven. 15006 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:44:02,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Ended with exit code 0 [2024-12-05 22:44:08,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:08,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 379 states and 504 transitions. [2024-12-05 22:44:08,377 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 504 transitions. [2024-12-05 22:44:08,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2024-12-05 22:44:08,378 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:08,378 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:08,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:08,379 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:08,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Waiting until timeout for monitored process [2024-12-05 22:44:08,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:08,660 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:08,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:08,726 INFO L256 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 127 conjuncts are in the unsatisfiable core [2024-12-05 22:44:08,729 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:09,770 INFO L134 CoverageAnalysis]: Checked inductivity of 15252 backedges. 0 proven. 15252 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:44:09,774 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Ended with exit code 0 [2024-12-05 22:44:15,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:15,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 382 states and 508 transitions. [2024-12-05 22:44:15,233 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 508 transitions. [2024-12-05 22:44:15,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2024-12-05 22:44:15,233 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:15,234 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:15,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:15,235 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:15,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Waiting until timeout for monitored process [2024-12-05 22:44:15,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:15,544 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:15,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:15,605 INFO L256 TraceCheckSpWp]: Trace formula consists of 391 conjuncts, 128 conjuncts are in the unsatisfiable core [2024-12-05 22:44:15,608 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:16,703 INFO L134 CoverageAnalysis]: Checked inductivity of 15500 backedges. 0 proven. 15500 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:44:16,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Ended with exit code 0 [2024-12-05 22:44:22,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:22,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 385 states and 512 transitions. [2024-12-05 22:44:22,236 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 512 transitions. [2024-12-05 22:44:22,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2024-12-05 22:44:22,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:22,237 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:22,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:22,238 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:22,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Waiting until timeout for monitored process [2024-12-05 22:44:22,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:22,513 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:22,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:22,572 INFO L256 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 129 conjuncts are in the unsatisfiable core [2024-12-05 22:44:22,575 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:23,644 INFO L134 CoverageAnalysis]: Checked inductivity of 15750 backedges. 0 proven. 15750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:44:23,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Ended with exit code 0 [2024-12-05 22:44:29,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:29,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 388 states and 516 transitions. [2024-12-05 22:44:29,358 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 516 transitions. [2024-12-05 22:44:29,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2024-12-05 22:44:29,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:29,359 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:29,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:29,360 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:29,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Waiting until timeout for monitored process [2024-12-05 22:44:29,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:29,650 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:29,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:29,714 INFO L256 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 130 conjuncts are in the unsatisfiable core [2024-12-05 22:44:29,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:30,803 INFO L134 CoverageAnalysis]: Checked inductivity of 16002 backedges. 0 proven. 16002 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:44:30,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Ended with exit code 0 [2024-12-05 22:44:36,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:36,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 391 states and 520 transitions. [2024-12-05 22:44:36,593 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 520 transitions. [2024-12-05 22:44:36,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2024-12-05 22:44:36,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:36,593 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:36,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:36,595 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:36,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Waiting until timeout for monitored process [2024-12-05 22:44:36,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:36,903 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:36,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:36,968 INFO L256 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 131 conjuncts are in the unsatisfiable core [2024-12-05 22:44:36,970 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:37,970 INFO L134 CoverageAnalysis]: Checked inductivity of 16256 backedges. 0 proven. 16256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:44:37,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Ended with exit code 0 [2024-12-05 22:44:43,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:43,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 394 states and 524 transitions. [2024-12-05 22:44:43,849 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 524 transitions. [2024-12-05 22:44:43,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2024-12-05 22:44:43,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:43,850 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:43,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:43,851 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:43,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Waiting until timeout for monitored process [2024-12-05 22:44:44,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:44,147 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:44,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:44,214 INFO L256 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 132 conjuncts are in the unsatisfiable core [2024-12-05 22:44:44,217 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:45,332 INFO L134 CoverageAnalysis]: Checked inductivity of 16512 backedges. 0 proven. 16512 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:44:45,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Ended with exit code 0 [2024-12-05 22:44:51,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:51,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 397 states and 528 transitions. [2024-12-05 22:44:51,472 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 528 transitions. [2024-12-05 22:44:51,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2024-12-05 22:44:51,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:51,472 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:51,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:51,474 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:51,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Waiting until timeout for monitored process [2024-12-05 22:44:51,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:51,775 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:51,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:51,838 INFO L256 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 133 conjuncts are in the unsatisfiable core [2024-12-05 22:44:51,841 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:44:52,912 INFO L134 CoverageAnalysis]: Checked inductivity of 16770 backedges. 0 proven. 16770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:44:52,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Ended with exit code 0 [2024-12-05 22:44:58,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:44:58,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 400 states and 532 transitions. [2024-12-05 22:44:58,761 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 532 transitions. [2024-12-05 22:44:58,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2024-12-05 22:44:58,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:44:58,761 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:44:58,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:44:58,763 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:44:58,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Waiting until timeout for monitored process [2024-12-05 22:44:59,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:59,093 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:44:59,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:44:59,163 INFO L256 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 134 conjuncts are in the unsatisfiable core [2024-12-05 22:44:59,166 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:00,376 INFO L134 CoverageAnalysis]: Checked inductivity of 17030 backedges. 0 proven. 17030 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:45:00,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Ended with exit code 0 [2024-12-05 22:45:06,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:06,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 403 states and 536 transitions. [2024-12-05 22:45:06,297 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 536 transitions. [2024-12-05 22:45:06,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-12-05 22:45:06,298 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:06,298 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:06,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:06,299 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:06,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Waiting until timeout for monitored process [2024-12-05 22:45:06,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:06,637 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:06,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:06,717 INFO L256 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 135 conjuncts are in the unsatisfiable core [2024-12-05 22:45:06,720 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:07,865 INFO L134 CoverageAnalysis]: Checked inductivity of 17292 backedges. 0 proven. 17292 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:45:07,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Ended with exit code 0 [2024-12-05 22:45:13,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:13,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 406 states and 540 transitions. [2024-12-05 22:45:13,946 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 540 transitions. [2024-12-05 22:45:13,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-12-05 22:45:13,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:13,947 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:13,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:13,948 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:13,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Waiting until timeout for monitored process [2024-12-05 22:45:14,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:14,269 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:14,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:14,343 INFO L256 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 136 conjuncts are in the unsatisfiable core [2024-12-05 22:45:14,348 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:15,488 INFO L134 CoverageAnalysis]: Checked inductivity of 17556 backedges. 0 proven. 17556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:45:15,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Ended with exit code 0 [2024-12-05 22:45:21,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:21,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 409 states and 544 transitions. [2024-12-05 22:45:21,711 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 544 transitions. [2024-12-05 22:45:21,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-12-05 22:45:21,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:21,712 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:21,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:21,713 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:21,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Waiting until timeout for monitored process [2024-12-05 22:45:22,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:22,018 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:22,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:22,082 INFO L256 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 137 conjuncts are in the unsatisfiable core [2024-12-05 22:45:22,085 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:23,330 INFO L134 CoverageAnalysis]: Checked inductivity of 17822 backedges. 0 proven. 17822 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:45:23,333 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Forceful destruction successful, exit code 0 [2024-12-05 22:45:29,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:29,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 412 states and 548 transitions. [2024-12-05 22:45:29,742 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 548 transitions. [2024-12-05 22:45:29,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2024-12-05 22:45:29,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:29,743 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:29,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:29,744 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:29,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Waiting until timeout for monitored process [2024-12-05 22:45:30,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:30,062 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:30,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:30,134 INFO L256 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 138 conjuncts are in the unsatisfiable core [2024-12-05 22:45:30,137 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:31,358 INFO L134 CoverageAnalysis]: Checked inductivity of 18090 backedges. 0 proven. 18090 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:45:31,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Ended with exit code 0 [2024-12-05 22:45:37,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:37,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 415 states and 552 transitions. [2024-12-05 22:45:37,890 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 552 transitions. [2024-12-05 22:45:37,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2024-12-05 22:45:37,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:37,890 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:37,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:37,892 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:37,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Waiting until timeout for monitored process [2024-12-05 22:45:38,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:38,231 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:38,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:38,298 INFO L256 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 139 conjuncts are in the unsatisfiable core [2024-12-05 22:45:38,301 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:39,758 INFO L134 CoverageAnalysis]: Checked inductivity of 18360 backedges. 0 proven. 18360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:45:39,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Ended with exit code 0 [2024-12-05 22:45:47,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:47,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 418 states and 556 transitions. [2024-12-05 22:45:47,159 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 556 transitions. [2024-12-05 22:45:47,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-12-05 22:45:47,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:47,159 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:47,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:47,161 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:47,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Waiting until timeout for monitored process [2024-12-05 22:45:47,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:47,503 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:47,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:47,572 INFO L256 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 140 conjuncts are in the unsatisfiable core [2024-12-05 22:45:47,575 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:48,727 INFO L134 CoverageAnalysis]: Checked inductivity of 18632 backedges. 0 proven. 18632 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:45:48,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Ended with exit code 0 [2024-12-05 22:45:55,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:45:55,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 421 states and 560 transitions. [2024-12-05 22:45:55,335 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 560 transitions. [2024-12-05 22:45:55,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-12-05 22:45:55,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:45:55,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:45:55,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:45:55,337 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:45:55,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Waiting until timeout for monitored process [2024-12-05 22:45:55,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:55,731 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:45:55,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:45:55,796 INFO L256 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 141 conjuncts are in the unsatisfiable core [2024-12-05 22:45:55,799 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:45:56,988 INFO L134 CoverageAnalysis]: Checked inductivity of 18906 backedges. 0 proven. 18906 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:45:56,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Ended with exit code 0 [2024-12-05 22:46:05,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:05,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 424 states and 564 transitions. [2024-12-05 22:46:05,701 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 564 transitions. [2024-12-05 22:46:05,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-12-05 22:46:05,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:05,702 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:05,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:05,703 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:05,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Waiting until timeout for monitored process [2024-12-05 22:46:06,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:06,214 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:06,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:06,313 INFO L256 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 142 conjuncts are in the unsatisfiable core [2024-12-05 22:46:06,317 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:08,255 INFO L134 CoverageAnalysis]: Checked inductivity of 19182 backedges. 0 proven. 19182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:46:08,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Ended with exit code 0 [2024-12-05 22:46:14,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:14,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 427 states and 568 transitions. [2024-12-05 22:46:14,953 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 568 transitions. [2024-12-05 22:46:14,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-12-05 22:46:14,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:14,954 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:14,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:14,955 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:14,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Waiting until timeout for monitored process [2024-12-05 22:46:15,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:15,275 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:15,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:15,341 INFO L256 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 143 conjuncts are in the unsatisfiable core [2024-12-05 22:46:15,344 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:16,634 INFO L134 CoverageAnalysis]: Checked inductivity of 19460 backedges. 0 proven. 19460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:46:16,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Ended with exit code 0 [2024-12-05 22:46:23,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:23,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 430 states and 572 transitions. [2024-12-05 22:46:23,536 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 572 transitions. [2024-12-05 22:46:23,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-12-05 22:46:23,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:23,537 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:23,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:23,538 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:23,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Waiting until timeout for monitored process [2024-12-05 22:46:23,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:23,887 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:23,957 INFO L256 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 144 conjuncts are in the unsatisfiable core [2024-12-05 22:46:23,960 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:25,331 INFO L134 CoverageAnalysis]: Checked inductivity of 19740 backedges. 0 proven. 19740 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:46:25,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Ended with exit code 0 [2024-12-05 22:46:32,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:32,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 433 states and 576 transitions. [2024-12-05 22:46:32,407 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 576 transitions. [2024-12-05 22:46:32,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2024-12-05 22:46:32,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:32,408 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:32,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:32,409 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:32,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Waiting until timeout for monitored process [2024-12-05 22:46:32,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:32,729 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:32,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:32,801 INFO L256 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 145 conjuncts are in the unsatisfiable core [2024-12-05 22:46:32,810 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:34,155 INFO L134 CoverageAnalysis]: Checked inductivity of 20022 backedges. 0 proven. 20022 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:46:34,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Ended with exit code 0 [2024-12-05 22:46:41,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:41,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 436 states and 580 transitions. [2024-12-05 22:46:41,292 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 580 transitions. [2024-12-05 22:46:41,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2024-12-05 22:46:41,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:41,293 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:41,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:41,294 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:41,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Waiting until timeout for monitored process [2024-12-05 22:46:41,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:41,628 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:41,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:41,696 INFO L256 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 146 conjuncts are in the unsatisfiable core [2024-12-05 22:46:41,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:43,009 INFO L134 CoverageAnalysis]: Checked inductivity of 20306 backedges. 0 proven. 20306 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:46:43,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Ended with exit code 0 [2024-12-05 22:46:50,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:50,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 439 states and 584 transitions. [2024-12-05 22:46:50,083 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 584 transitions. [2024-12-05 22:46:50,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2024-12-05 22:46:50,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:50,084 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:50,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:50,085 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:50,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Waiting until timeout for monitored process [2024-12-05 22:46:50,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:50,432 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:46:50,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:46:50,514 INFO L256 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 147 conjuncts are in the unsatisfiable core [2024-12-05 22:46:50,518 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:46:51,813 INFO L134 CoverageAnalysis]: Checked inductivity of 20592 backedges. 0 proven. 20592 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:46:51,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Ended with exit code 0 [2024-12-05 22:46:59,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:46:59,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 442 states and 588 transitions. [2024-12-05 22:46:59,816 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 588 transitions. [2024-12-05 22:46:59,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2024-12-05 22:46:59,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:46:59,817 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:46:59,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:46:59,819 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:46:59,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Waiting until timeout for monitored process [2024-12-05 22:47:00,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:00,353 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:00,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:00,451 INFO L256 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 148 conjuncts are in the unsatisfiable core [2024-12-05 22:47:00,456 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:02,568 INFO L134 CoverageAnalysis]: Checked inductivity of 20880 backedges. 0 proven. 20880 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:47:02,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Ended with exit code 0 [2024-12-05 22:47:12,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:12,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 445 states and 592 transitions. [2024-12-05 22:47:12,988 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 592 transitions. [2024-12-05 22:47:12,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2024-12-05 22:47:12,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:12,989 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:12,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:12,991 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:12,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Waiting until timeout for monitored process [2024-12-05 22:47:13,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:13,365 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:13,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:13,434 INFO L256 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 149 conjuncts are in the unsatisfiable core [2024-12-05 22:47:13,438 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:14,741 INFO L134 CoverageAnalysis]: Checked inductivity of 21170 backedges. 0 proven. 21170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:47:14,744 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Ended with exit code 0 [2024-12-05 22:47:22,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:22,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 448 states and 596 transitions. [2024-12-05 22:47:22,171 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 596 transitions. [2024-12-05 22:47:22,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2024-12-05 22:47:22,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:22,172 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:22,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:22,174 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:22,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Waiting until timeout for monitored process [2024-12-05 22:47:22,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:22,499 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:22,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:22,572 INFO L256 TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 150 conjuncts are in the unsatisfiable core [2024-12-05 22:47:22,575 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:23,994 INFO L134 CoverageAnalysis]: Checked inductivity of 21462 backedges. 0 proven. 21462 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:47:23,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Ended with exit code 0 [2024-12-05 22:47:31,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:31,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 451 states and 600 transitions. [2024-12-05 22:47:31,486 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 600 transitions. [2024-12-05 22:47:31,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2024-12-05 22:47:31,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:31,487 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:31,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:31,488 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:31,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Waiting until timeout for monitored process [2024-12-05 22:47:31,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:31,825 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:31,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:31,899 INFO L256 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 151 conjuncts are in the unsatisfiable core [2024-12-05 22:47:31,902 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:33,181 INFO L134 CoverageAnalysis]: Checked inductivity of 21756 backedges. 0 proven. 21756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:47:33,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Ended with exit code 0 [2024-12-05 22:47:40,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:40,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 454 states and 604 transitions. [2024-12-05 22:47:40,842 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 604 transitions. [2024-12-05 22:47:40,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2024-12-05 22:47:40,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:40,842 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:40,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:40,844 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:40,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Waiting until timeout for monitored process [2024-12-05 22:47:41,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:41,189 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:41,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:41,272 INFO L256 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 152 conjuncts are in the unsatisfiable core [2024-12-05 22:47:41,277 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:42,645 INFO L134 CoverageAnalysis]: Checked inductivity of 22052 backedges. 0 proven. 22052 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:47:42,648 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Ended with exit code 0 [2024-12-05 22:47:50,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:47:50,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 457 states and 608 transitions. [2024-12-05 22:47:50,515 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 608 transitions. [2024-12-05 22:47:50,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2024-12-05 22:47:50,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:47:50,516 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:47:50,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:47:50,517 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:47:50,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Waiting until timeout for monitored process [2024-12-05 22:47:50,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:50,906 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:47:50,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:47:50,988 INFO L256 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 153 conjuncts are in the unsatisfiable core [2024-12-05 22:47:50,992 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:47:52,389 INFO L134 CoverageAnalysis]: Checked inductivity of 22350 backedges. 0 proven. 22350 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:47:52,393 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Ended with exit code 0 [2024-12-05 22:48:00,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:00,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 460 states and 612 transitions. [2024-12-05 22:48:00,315 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 612 transitions. [2024-12-05 22:48:00,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2024-12-05 22:48:00,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:00,315 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:00,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:00,317 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:00,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Waiting until timeout for monitored process [2024-12-05 22:48:00,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:00,666 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:00,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:00,751 INFO L256 TraceCheckSpWp]: Trace formula consists of 469 conjuncts, 154 conjuncts are in the unsatisfiable core [2024-12-05 22:48:00,754 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:02,213 INFO L134 CoverageAnalysis]: Checked inductivity of 22650 backedges. 0 proven. 22650 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:48:02,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Ended with exit code 0 [2024-12-05 22:48:11,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:11,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 463 states and 616 transitions. [2024-12-05 22:48:11,417 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 616 transitions. [2024-12-05 22:48:11,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2024-12-05 22:48:11,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:11,418 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:11,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:11,419 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:11,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Waiting until timeout for monitored process [2024-12-05 22:48:11,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:11,761 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:11,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:11,832 INFO L256 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 155 conjuncts are in the unsatisfiable core [2024-12-05 22:48:11,836 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:13,272 INFO L134 CoverageAnalysis]: Checked inductivity of 22952 backedges. 0 proven. 22952 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:48:13,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Ended with exit code 0 [2024-12-05 22:48:21,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:21,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 466 states and 620 transitions. [2024-12-05 22:48:21,348 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 620 transitions. [2024-12-05 22:48:21,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2024-12-05 22:48:21,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:21,349 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:21,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:21,350 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:21,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Waiting until timeout for monitored process [2024-12-05 22:48:21,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:21,711 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:21,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:21,789 INFO L256 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 156 conjuncts are in the unsatisfiable core [2024-12-05 22:48:21,793 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:23,253 INFO L134 CoverageAnalysis]: Checked inductivity of 23256 backedges. 0 proven. 23256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:48:23,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Ended with exit code 0 [2024-12-05 22:48:31,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:31,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 469 states and 624 transitions. [2024-12-05 22:48:31,246 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 624 transitions. [2024-12-05 22:48:31,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2024-12-05 22:48:31,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:31,247 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:31,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:31,249 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:31,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Waiting until timeout for monitored process [2024-12-05 22:48:31,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:31,632 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:31,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:31,712 INFO L256 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 157 conjuncts are in the unsatisfiable core [2024-12-05 22:48:31,715 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:33,120 INFO L134 CoverageAnalysis]: Checked inductivity of 23562 backedges. 0 proven. 23562 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:48:33,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Ended with exit code 0 [2024-12-05 22:48:41,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:41,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 472 states and 628 transitions. [2024-12-05 22:48:41,664 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 628 transitions. [2024-12-05 22:48:41,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2024-12-05 22:48:41,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:41,665 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:41,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:41,666 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:41,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Waiting until timeout for monitored process [2024-12-05 22:48:42,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:42,001 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:42,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:42,080 INFO L256 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 158 conjuncts are in the unsatisfiable core [2024-12-05 22:48:42,084 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:43,455 INFO L134 CoverageAnalysis]: Checked inductivity of 23870 backedges. 0 proven. 23870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:48:43,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Ended with exit code 0 [2024-12-05 22:48:51,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:48:51,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 475 states and 632 transitions. [2024-12-05 22:48:51,827 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 632 transitions. [2024-12-05 22:48:51,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2024-12-05 22:48:51,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:48:51,828 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:48:51,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:48:51,829 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:48:51,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Waiting until timeout for monitored process [2024-12-05 22:48:52,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:52,208 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:48:52,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:48:52,291 INFO L256 TraceCheckSpWp]: Trace formula consists of 484 conjuncts, 159 conjuncts are in the unsatisfiable core [2024-12-05 22:48:52,295 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:48:53,876 INFO L134 CoverageAnalysis]: Checked inductivity of 24180 backedges. 0 proven. 24180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:48:53,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Ended with exit code 0 [2024-12-05 22:49:03,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:03,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 478 states and 636 transitions. [2024-12-05 22:49:03,544 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 636 transitions. [2024-12-05 22:49:03,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2024-12-05 22:49:03,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:03,544 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:03,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:03,546 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:03,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Waiting until timeout for monitored process [2024-12-05 22:49:03,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:03,908 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:03,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:03,991 INFO L256 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 160 conjuncts are in the unsatisfiable core [2024-12-05 22:49:03,995 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:05,433 INFO L134 CoverageAnalysis]: Checked inductivity of 24492 backedges. 0 proven. 24492 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:49:05,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Ended with exit code 0 [2024-12-05 22:49:13,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:13,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 481 states and 640 transitions. [2024-12-05 22:49:13,915 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 640 transitions. [2024-12-05 22:49:13,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2024-12-05 22:49:13,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:13,915 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:13,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:13,917 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:13,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Waiting until timeout for monitored process [2024-12-05 22:49:14,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:14,282 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:14,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:14,357 INFO L256 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 161 conjuncts are in the unsatisfiable core [2024-12-05 22:49:14,361 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:15,861 INFO L134 CoverageAnalysis]: Checked inductivity of 24806 backedges. 0 proven. 24806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:49:15,865 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Ended with exit code 0 [2024-12-05 22:49:24,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:24,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 484 states and 644 transitions. [2024-12-05 22:49:24,640 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 644 transitions. [2024-12-05 22:49:24,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2024-12-05 22:49:24,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:24,640 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:24,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:24,642 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:24,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Waiting until timeout for monitored process [2024-12-05 22:49:24,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:24,998 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:25,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:25,083 INFO L256 TraceCheckSpWp]: Trace formula consists of 493 conjuncts, 162 conjuncts are in the unsatisfiable core [2024-12-05 22:49:25,086 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:26,686 INFO L134 CoverageAnalysis]: Checked inductivity of 25122 backedges. 0 proven. 25122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:49:26,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Forceful destruction successful, exit code 0 [2024-12-05 22:49:35,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:35,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 487 states and 648 transitions. [2024-12-05 22:49:35,488 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 648 transitions. [2024-12-05 22:49:35,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2024-12-05 22:49:35,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:35,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:35,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:35,490 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:35,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Waiting until timeout for monitored process [2024-12-05 22:49:35,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:35,851 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:35,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:35,935 INFO L256 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 163 conjuncts are in the unsatisfiable core [2024-12-05 22:49:35,939 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:37,523 INFO L134 CoverageAnalysis]: Checked inductivity of 25440 backedges. 0 proven. 25440 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:49:37,528 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Ended with exit code 0 [2024-12-05 22:49:46,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:46,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 490 states and 652 transitions. [2024-12-05 22:49:46,372 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 652 transitions. [2024-12-05 22:49:46,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2024-12-05 22:49:46,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:46,373 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:46,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:46,374 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:46,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Waiting until timeout for monitored process [2024-12-05 22:49:46,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:46,770 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:46,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:46,849 INFO L256 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 164 conjuncts are in the unsatisfiable core [2024-12-05 22:49:46,852 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:49:48,496 INFO L134 CoverageAnalysis]: Checked inductivity of 25760 backedges. 0 proven. 25760 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:49:48,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Forceful destruction successful, exit code 0 [2024-12-05 22:49:58,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:49:58,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 493 states and 656 transitions. [2024-12-05 22:49:58,753 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 656 transitions. [2024-12-05 22:49:58,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2024-12-05 22:49:58,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:49:58,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:49:58,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:49:58,756 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:49:58,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Waiting until timeout for monitored process [2024-12-05 22:49:59,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:59,136 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:49:59,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:49:59,218 INFO L256 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 165 conjuncts are in the unsatisfiable core [2024-12-05 22:49:59,221 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:00,879 INFO L134 CoverageAnalysis]: Checked inductivity of 26082 backedges. 0 proven. 26082 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:50:00,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Ended with exit code 0 [2024-12-05 22:50:10,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:10,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 496 states and 660 transitions. [2024-12-05 22:50:10,075 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 660 transitions. [2024-12-05 22:50:10,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2024-12-05 22:50:10,075 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:10,075 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:10,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:10,077 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:10,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Waiting until timeout for monitored process [2024-12-05 22:50:10,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:10,483 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:10,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:10,564 INFO L256 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 166 conjuncts are in the unsatisfiable core [2024-12-05 22:50:10,567 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:13,039 INFO L134 CoverageAnalysis]: Checked inductivity of 26406 backedges. 0 proven. 26406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:50:13,047 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Ended with exit code 0 [2024-12-05 22:50:26,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:26,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 499 states and 664 transitions. [2024-12-05 22:50:26,041 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 664 transitions. [2024-12-05 22:50:26,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2024-12-05 22:50:26,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:26,042 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:26,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:26,044 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:26,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Waiting until timeout for monitored process [2024-12-05 22:50:26,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:26,608 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:26,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:26,732 INFO L256 TraceCheckSpWp]: Trace formula consists of 508 conjuncts, 167 conjuncts are in the unsatisfiable core [2024-12-05 22:50:26,737 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:29,370 INFO L134 CoverageAnalysis]: Checked inductivity of 26732 backedges. 0 proven. 26732 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:50:29,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Ended with exit code 0 [2024-12-05 22:50:40,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:40,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 502 states and 668 transitions. [2024-12-05 22:50:40,009 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 668 transitions. [2024-12-05 22:50:40,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2024-12-05 22:50:40,010 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:40,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:40,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:40,012 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:40,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Waiting until timeout for monitored process [2024-12-05 22:50:40,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:40,406 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:40,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:40,492 INFO L256 TraceCheckSpWp]: Trace formula consists of 511 conjuncts, 168 conjuncts are in the unsatisfiable core [2024-12-05 22:50:40,496 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:42,074 INFO L134 CoverageAnalysis]: Checked inductivity of 27060 backedges. 0 proven. 27060 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:50:42,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Ended with exit code 0 [2024-12-05 22:50:51,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:50:51,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 505 states and 672 transitions. [2024-12-05 22:50:51,411 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 672 transitions. [2024-12-05 22:50:51,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2024-12-05 22:50:51,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:50:51,412 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:50:51,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:50:51,414 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:50:51,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Waiting until timeout for monitored process [2024-12-05 22:50:51,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:51,811 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:50:51,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:50:51,889 INFO L256 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 169 conjuncts are in the unsatisfiable core [2024-12-05 22:50:51,892 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:50:53,421 INFO L134 CoverageAnalysis]: Checked inductivity of 27390 backedges. 0 proven. 27390 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:50:53,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Ended with exit code 0 [2024-12-05 22:51:02,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:02,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 508 states and 676 transitions. [2024-12-05 22:51:02,897 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 676 transitions. [2024-12-05 22:51:02,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2024-12-05 22:51:02,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:02,898 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:51:02,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:51:02,899 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:51:02,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Waiting until timeout for monitored process [2024-12-05 22:51:03,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:03,293 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:51:03,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:03,375 INFO L256 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 170 conjuncts are in the unsatisfiable core [2024-12-05 22:51:03,379 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:05,101 INFO L134 CoverageAnalysis]: Checked inductivity of 27722 backedges. 0 proven. 27722 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:51:05,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Ended with exit code 0 [2024-12-05 22:51:18,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:18,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 511 states and 680 transitions. [2024-12-05 22:51:18,431 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 680 transitions. [2024-12-05 22:51:18,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2024-12-05 22:51:18,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:18,432 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:51:18,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:51:18,434 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:51:18,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Waiting until timeout for monitored process [2024-12-05 22:51:19,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:19,034 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:51:19,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:19,144 INFO L256 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 171 conjuncts are in the unsatisfiable core [2024-12-05 22:51:19,149 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:21,930 INFO L134 CoverageAnalysis]: Checked inductivity of 28056 backedges. 0 proven. 28056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:51:21,935 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Ended with exit code 0 [2024-12-05 22:51:34,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:34,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 514 states and 684 transitions. [2024-12-05 22:51:34,307 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 684 transitions. [2024-12-05 22:51:34,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2024-12-05 22:51:34,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:34,308 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:51:34,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:51:34,310 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:51:34,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Waiting until timeout for monitored process [2024-12-05 22:51:34,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:34,704 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:51:34,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:34,788 INFO L256 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 172 conjuncts are in the unsatisfiable core [2024-12-05 22:51:34,791 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:36,471 INFO L134 CoverageAnalysis]: Checked inductivity of 28392 backedges. 0 proven. 28392 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:51:36,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Ended with exit code 0 [2024-12-05 22:51:46,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:51:46,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 517 states and 688 transitions. [2024-12-05 22:51:46,391 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 688 transitions. [2024-12-05 22:51:46,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2024-12-05 22:51:46,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:51:46,392 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:51:46,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:51:46,393 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:51:46,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Waiting until timeout for monitored process [2024-12-05 22:51:46,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:46,802 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:51:46,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:51:46,884 INFO L256 TraceCheckSpWp]: Trace formula consists of 526 conjuncts, 173 conjuncts are in the unsatisfiable core [2024-12-05 22:51:46,887 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:51:49,473 INFO L134 CoverageAnalysis]: Checked inductivity of 28730 backedges. 0 proven. 28730 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:51:49,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Ended with exit code 0 [2024-12-05 22:52:00,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:52:00,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 520 states and 692 transitions. [2024-12-05 22:52:00,564 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 692 transitions. [2024-12-05 22:52:00,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2024-12-05 22:52:00,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:52:00,565 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:52:00,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:52:00,566 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:52:00,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Waiting until timeout for monitored process [2024-12-05 22:52:00,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:00,950 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:52:01,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:01,038 INFO L256 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 174 conjuncts are in the unsatisfiable core [2024-12-05 22:52:01,042 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:52:02,740 INFO L134 CoverageAnalysis]: Checked inductivity of 29070 backedges. 0 proven. 29070 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:52:02,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Ended with exit code 0 [2024-12-05 22:52:12,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:52:12,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 523 states and 696 transitions. [2024-12-05 22:52:12,755 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 696 transitions. [2024-12-05 22:52:12,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2024-12-05 22:52:12,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:52:12,756 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:52:12,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:52:12,757 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:52:12,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Waiting until timeout for monitored process [2024-12-05 22:52:13,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:13,159 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:52:13,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:13,240 INFO L256 TraceCheckSpWp]: Trace formula consists of 532 conjuncts, 175 conjuncts are in the unsatisfiable core [2024-12-05 22:52:13,244 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:52:15,045 INFO L134 CoverageAnalysis]: Checked inductivity of 29412 backedges. 0 proven. 29412 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:52:15,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Ended with exit code 0 [2024-12-05 22:52:25,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:52:25,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 526 states and 700 transitions. [2024-12-05 22:52:25,321 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 700 transitions. [2024-12-05 22:52:25,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2024-12-05 22:52:25,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:52:25,322 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:52:25,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:52:25,324 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:52:25,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Waiting until timeout for monitored process [2024-12-05 22:52:25,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:25,739 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:52:25,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:25,819 INFO L256 TraceCheckSpWp]: Trace formula consists of 535 conjuncts, 176 conjuncts are in the unsatisfiable core [2024-12-05 22:52:25,823 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:52:27,544 INFO L134 CoverageAnalysis]: Checked inductivity of 29756 backedges. 0 proven. 29756 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:52:27,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Ended with exit code 0 [2024-12-05 22:52:37,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:52:37,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 529 states and 704 transitions. [2024-12-05 22:52:37,988 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 704 transitions. [2024-12-05 22:52:37,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2024-12-05 22:52:37,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:52:37,988 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:52:37,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:52:37,990 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:52:37,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Waiting until timeout for monitored process [2024-12-05 22:52:38,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:38,464 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:52:38,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:38,555 INFO L256 TraceCheckSpWp]: Trace formula consists of 538 conjuncts, 177 conjuncts are in the unsatisfiable core [2024-12-05 22:52:38,559 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:52:40,167 INFO L134 CoverageAnalysis]: Checked inductivity of 30102 backedges. 0 proven. 30102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:52:40,171 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Ended with exit code 0 [2024-12-05 22:52:51,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:52:51,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 532 states and 708 transitions. [2024-12-05 22:52:51,615 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 708 transitions. [2024-12-05 22:52:51,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2024-12-05 22:52:51,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:52:51,616 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:52:51,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:52:51,617 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:52:51,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Waiting until timeout for monitored process [2024-12-05 22:52:52,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:52,048 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:52:52,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:52:52,136 INFO L256 TraceCheckSpWp]: Trace formula consists of 541 conjuncts, 178 conjuncts are in the unsatisfiable core [2024-12-05 22:52:52,140 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:52:53,979 INFO L134 CoverageAnalysis]: Checked inductivity of 30450 backedges. 0 proven. 30450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:52:53,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a08c0ba9-7b32-493d-b44d-0466e28dee90/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Ended with exit code 0