./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound100.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_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/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_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/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_24612ed6-cde1-47ad-8469-49388685fbab/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 7f73abe50a425917d2dd4066f1792742190b4ae9dbdaa6d6431079d0ef1d76a5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:03:41,520 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:03:41,572 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 23:03:41,576 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:03:41,577 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:03:41,595 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:03:41,595 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:03:41,596 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:03:41,596 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:03:41,596 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:03:41,596 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:03:41,596 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:03:41,597 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:03:41,597 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:03:41,597 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:03:41,597 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:03:41,597 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:03:41,597 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:03:41,597 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:03:41,597 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:03:41,597 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:03:41,597 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:03:41,597 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:03:41,598 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:03:41,598 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:03:41,598 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:03:41,598 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:03:41,598 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:03:41,598 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:03:41,598 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:03:41,598 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:03:41,598 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:03:41,599 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:03:41,599 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_24612ed6-cde1-47ad-8469-49388685fbab/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 -> 7f73abe50a425917d2dd4066f1792742190b4ae9dbdaa6d6431079d0ef1d76a5 [2024-12-05 23:03:41,807 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:03:41,814 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:03:41,816 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:03:41,817 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:03:41,817 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:03:41,818 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound100.c [2024-12-05 23:03:44,433 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/data/870bf9968/ace912296641404a8359237a31ec6b34/FLAGb51d9f8e7 [2024-12-05 23:03:44,626 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:03:44,626 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound100.c [2024-12-05 23:03:44,641 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/data/870bf9968/ace912296641404a8359237a31ec6b34/FLAGb51d9f8e7 [2024-12-05 23:03:44,995 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/data/870bf9968/ace912296641404a8359237a31ec6b34 [2024-12-05 23:03:44,997 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:03:44,998 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:03:44,999 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:03:44,999 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:03:45,002 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:03:45,003 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:03:44" (1/1) ... [2024-12-05 23:03:45,004 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@768dfd9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:03:45, skipping insertion in model container [2024-12-05 23:03:45,004 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:03:44" (1/1) ... [2024-12-05 23:03:45,014 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:03:45,119 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_24612ed6-cde1-47ad-8469-49388685fbab/sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound100.c[537,550] [2024-12-05 23:03:45,136 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:03:45,145 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:03:45,155 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_24612ed6-cde1-47ad-8469-49388685fbab/sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound100.c[537,550] [2024-12-05 23:03:45,162 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:03:45,173 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:03:45,173 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:03:45 WrapperNode [2024-12-05 23:03:45,174 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:03:45,174 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:03:45,174 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:03:45,174 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:03:45,179 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:03:45" (1/1) ... [2024-12-05 23:03:45,182 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:03:45" (1/1) ... [2024-12-05 23:03:45,194 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2024-12-05 23:03:45,194 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:03:45,194 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:03:45,194 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:03:45,195 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:03:45,200 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:03:45" (1/1) ... [2024-12-05 23:03:45,200 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:03:45" (1/1) ... [2024-12-05 23:03:45,201 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:03:45" (1/1) ... [2024-12-05 23:03:45,201 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:03:45" (1/1) ... [2024-12-05 23:03:45,203 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:03:45" (1/1) ... [2024-12-05 23:03:45,203 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:03:45" (1/1) ... [2024-12-05 23:03:45,206 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:03:45" (1/1) ... [2024-12-05 23:03:45,208 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:03:45" (1/1) ... [2024-12-05 23:03:45,209 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:03:45" (1/1) ... [2024-12-05 23:03:45,210 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:03:45,211 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:03:45,211 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:03:45,211 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:03:45,212 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:03:45" (1/1) ... [2024-12-05 23:03:45,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:03:45,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:03:45,235 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:03:45,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:03:45,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:03:45,260 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 23:03:45,260 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 23:03:45,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:03:45,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:03:45,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:03:45,261 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:03:45,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:03:45,314 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:03:45,316 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:03:45,431 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-05 23:03:45,432 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:03:45,462 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:03:45,462 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-05 23:03:45,462 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:03:45 BoogieIcfgContainer [2024-12-05 23:03:45,462 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:03:45,463 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:03:45,463 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:03:45,469 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:03:45,470 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:03:45" (1/1) ... [2024-12-05 23:03:45,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:03:45,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:03:45,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2024-12-05 23:03:45,522 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2024-12-05 23:03:45,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 23:03:45,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:03:45,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:03:45,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:45,816 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 23:03:45,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:03:45,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 28 states and 46 transitions. [2024-12-05 23:03:45,916 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 46 transitions. [2024-12-05 23:03:45,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 23:03:45,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:03:45,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:03:45,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:46,229 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 23:03:46,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:03:46,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 30 states and 52 transitions. [2024-12-05 23:03:46,378 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 52 transitions. [2024-12-05 23:03:46,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:03:46,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:03:46,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:03:46,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:03:46,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:46,432 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 23:03:46,436 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:03:46,681 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 23:03:47,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:03:47,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 65 transitions. [2024-12-05 23:03:47,247 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 65 transitions. [2024-12-05 23:03:47,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:03:47,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:03:47,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:03:47,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:03:47,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:47,294 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 23:03:47,297 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:03:47,376 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 23:03:47,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:03:47,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 65 transitions. [2024-12-05 23:03:47,401 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 65 transitions. [2024-12-05 23:03:47,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:03:47,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:03:47,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:03:47,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:03:47,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:47,442 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 23:03:47,444 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:03:47,519 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 23:03:47,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:03:47,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 65 transitions. [2024-12-05 23:03:47,542 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 65 transitions. [2024-12-05 23:03:47,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:03:47,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:03:47,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:03:47,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:03:47,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:47,582 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-05 23:03:47,584 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:03:47,757 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:03:48,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:03:48,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 65 transitions. [2024-12-05 23:03:48,039 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 65 transitions. [2024-12-05 23:03:48,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:03:48,039 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:03:48,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:03:48,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:03:48,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:48,075 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 23:03:48,076 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:03:48,139 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 23:03:48,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:03:48,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 65 transitions. [2024-12-05 23:03:48,159 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 65 transitions. [2024-12-05 23:03:48,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:03:48,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:03:48,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:03:48,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:03:48,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:48,195 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-05 23:03:48,197 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:03:48,259 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:03:48,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:03:48,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 65 transitions. [2024-12-05 23:03:48,277 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 65 transitions. [2024-12-05 23:03:48,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:03:48,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:03:48,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:03:48,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:03:48,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:48,319 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 23:03:48,321 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:03:48,382 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 23:03:48,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:03:48,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 65 transitions. [2024-12-05 23:03:48,398 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 65 transitions. [2024-12-05 23:03:48,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:03:48,399 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:03:48,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:03:48,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:03:48,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:48,428 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-05 23:03:48,429 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:03:48,493 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:03:48,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:03:48,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 65 transitions. [2024-12-05 23:03:48,512 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 65 transitions. [2024-12-05 23:03:48,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:03:48,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:03:48,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:03:48,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:03:48,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:48,543 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 23:03:48,544 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:03:48,597 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 23:03:48,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:03:48,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 65 transitions. [2024-12-05 23:03:48,613 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 65 transitions. [2024-12-05 23:03:48,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:03:48,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:03:48,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:03:48,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:03:48,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:48,643 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-05 23:03:48,644 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:03:48,704 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-05 23:03:49,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:03:49,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 38 states and 73 transitions. [2024-12-05 23:03:49,332 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 73 transitions. [2024-12-05 23:03:49,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 23:03:49,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:03:49,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:03:49,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:03:49,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:49,368 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 23:03:49,370 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:03:49,438 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-12-05 23:03:49,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:03:49,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 42 states and 83 transitions. [2024-12-05 23:03:49,957 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 83 transitions. [2024-12-05 23:03:49,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 23:03:49,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:03:49,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:03:49,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:03:49,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:49,993 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-05 23:03:49,995 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:03:50,218 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-12-05 23:03:50,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:03:50,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 44 states and 86 transitions. [2024-12-05 23:03:50,860 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 86 transitions. [2024-12-05 23:03:50,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 23:03:50,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:03:50,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:03:50,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:51,190 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-12-05 23:03:51,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:03:51,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 46 states and 90 transitions. [2024-12-05 23:03:51,966 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 90 transitions. [2024-12-05 23:03:51,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 23:03:51,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:03:51,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:03:51,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:03:52,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:52,128 INFO L256 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-05 23:03:52,130 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:04:33,787 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 13 proven. 20 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-12-05 23:05:05,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:05:22,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:05:22,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 54 states and 109 transitions. [2024-12-05 23:05:22,157 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 109 transitions. [2024-12-05 23:05:22,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 23:05:22,158 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:05:22,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:05:22,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:05:22,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:05:22,228 INFO L256 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-05 23:05:22,229 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:05:22,329 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 18 proven. 7 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-12-05 23:06:03,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:06:03,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 58 states and 120 transitions. [2024-12-05 23:06:03,810 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 120 transitions. [2024-12-05 23:06:03,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 23:06:03,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:06:03,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:06:03,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:06:03,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:06:03,843 INFO L256 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 23:06:03,844 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:06:03,944 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 18 proven. 4 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-12-05 23:06:14,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:06:14,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 61 states and 129 transitions. [2024-12-05 23:06:14,398 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 129 transitions. [2024-12-05 23:06:14,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 23:06:14,399 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:06:14,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:06:14,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:06:14,596 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-12-05 23:06:15,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:06:15,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 64 states and 138 transitions. [2024-12-05 23:06:15,709 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 138 transitions. [2024-12-05 23:06:15,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-05 23:06:15,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:06:15,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:06:15,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:06:17,220 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-12-05 23:07:04,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:07:04,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 69 states and 152 transitions. [2024-12-05 23:07:04,247 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 152 transitions. [2024-12-05 23:07:04,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-05 23:07:04,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:07:04,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:07:04,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:07:04,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:07:04,291 INFO L256 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-05 23:07:04,292 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:07:15,050 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 26 proven. 16 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-05 23:09:14,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:09:14,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 62 states and 139 transitions. [2024-12-05 23:09:14,477 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 139 transitions. [2024-12-05 23:09:14,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-05 23:09:14,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:09:14,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:09:14,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:09:14,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:09:14,562 INFO L256 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-05 23:09:14,563 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:09:14,918 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 16 proven. 10 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2024-12-05 23:09:18,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:09:18,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 66 states and 151 transitions. [2024-12-05 23:09:18,186 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 151 transitions. [2024-12-05 23:09:18,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 23:09:18,186 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:09:18,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:09:18,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:09:26,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:09:26,959 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-12-05 23:09:26,962 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:09:27,911 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 31 proven. 35 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2024-12-05 23:09:40,932 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.87s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:09:44,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.73s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:09:54,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:09:54,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:09:54,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 71 states and 166 transitions. [2024-12-05 23:09:54,866 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 166 transitions. [2024-12-05 23:09:54,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-05 23:09:54,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:09:54,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:09:54,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:09:55,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:09:55,164 INFO L256 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-12-05 23:09:55,166 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:09:56,118 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 38 proven. 30 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2024-12-05 23:10:07,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:10:07,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:10:07,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 72 states and 170 transitions. [2024-12-05 23:10:07,515 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 170 transitions. [2024-12-05 23:10:07,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-05 23:10:07,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:10:07,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:10:07,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:10:07,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:10:07,569 INFO L256 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-05 23:10:07,571 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:10:07,882 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 38 proven. 6 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2024-12-05 23:10:09,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:10:09,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 75 states and 177 transitions. [2024-12-05 23:10:09,653 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 177 transitions. [2024-12-05 23:10:09,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-05 23:10:09,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:10:09,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:10:09,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:10:11,070 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-05 23:10:21,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:10:32,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:10:33,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:10:34,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:10:34,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 77 states and 182 transitions. [2024-12-05 23:10:34,278 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 182 transitions. [2024-12-05 23:10:34,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-05 23:10:34,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:10:34,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:10:34,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:10:34,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:10:34,368 INFO L256 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 46 conjuncts are in the unsatisfiable core [2024-12-05 23:10:34,369 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:10:35,970 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 55 proven. 37 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2024-12-05 23:11:01,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:11:02,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:11:02,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 80 states and 190 transitions. [2024-12-05 23:11:02,686 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 190 transitions. [2024-12-05 23:11:02,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-12-05 23:11:02,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:11:02,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:11:02,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:11:02,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:11:02,810 INFO L256 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-12-05 23:11:02,811 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:11:03,732 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 29 proven. 46 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2024-12-05 23:11:10,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:11:10,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 87 states and 209 transitions. [2024-12-05 23:11:10,642 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 209 transitions. [2024-12-05 23:11:10,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-12-05 23:11:10,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:11:10,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:11:10,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:11:13,003 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2024-12-05 23:11:18,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:11:18,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 88 states and 211 transitions. [2024-12-05 23:11:18,990 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 211 transitions. [2024-12-05 23:11:18,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-12-05 23:11:18,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:11:18,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:11:19,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:11:19,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:11:19,207 INFO L256 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-12-05 23:11:19,209 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:11:23,149 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 79 proven. 42 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2024-12-05 23:12:34,770 WARN L286 SmtUtils]: Spent 8.42s on a formula simplification that was a NOOP. DAG size: 44 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 23:12:46,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 23:12:56,958 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:13:07,247 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:13:17,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:13:26,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.17s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:13:26,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:13:26,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 93 states and 230 transitions. [2024-12-05 23:13:26,843 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 230 transitions. [2024-12-05 23:13:26,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-12-05 23:13:26,843 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:13:26,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:13:26,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:13:28,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:13:28,599 INFO L256 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-12-05 23:13:28,601 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:13:30,871 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 79 proven. 42 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2024-12-05 23:13:41,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 23:13:46,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.44s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:13:56,400 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:14:06,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:14:11,832 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.32s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:14:21,872 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:14:31,910 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:14:32,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:14:32,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 96 states and 240 transitions. [2024-12-05 23:14:32,079 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 240 transitions. [2024-12-05 23:14:32,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 23:14:32,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:14:32,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:14:32,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:14:32,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:14:32,255 INFO L256 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-05 23:14:32,256 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:15:02,181 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 53 proven. 18 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2024-12-05 23:16:15,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:16:22,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.98s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 23:16:22,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:16:22,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 97 states and 244 transitions. [2024-12-05 23:16:22,873 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 244 transitions. [2024-12-05 23:16:22,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 23:16:22,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:16:22,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:16:22,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:16:22,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:22,960 INFO L256 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 23:16:22,961 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:16:23,879 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 59 proven. 6 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2024-12-05 23:16:37,736 WARN L286 SmtUtils]: Spent 6.45s on a formula simplification that was a NOOP. DAG size: 47 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 23:16:48,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 23:16:48,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:16:48,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 102 states and 272 transitions. [2024-12-05 23:16:48,752 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 272 transitions. [2024-12-05 23:16:48,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-05 23:16:48,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:16:48,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:16:48,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:16:48,816 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 61 proven. 4 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2024-12-05 23:17:32,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:32,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 103 states and 275 transitions. [2024-12-05 23:17:32,053 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 275 transitions. [2024-12-05 23:17:32,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-05 23:17:32,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:32,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:17:32,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:32,555 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 36 proven. 34 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2024-12-05 23:17:35,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:35,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 105 states and 279 transitions. [2024-12-05 23:17:35,129 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 279 transitions. [2024-12-05 23:17:35,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-05 23:17:35,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:35,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:17:35,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:17:45,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:17:45,216 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:17:45,220 INFO L158 Benchmark]: Toolchain (without parser) took 840221.79ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 118.0MB in the beginning and 66.0MB in the end (delta: 52.0MB). Peak memory consumption was 84.8MB. Max. memory is 16.1GB. [2024-12-05 23:17:45,220 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:17:45,220 INFO L158 Benchmark]: CACSL2BoogieTranslator took 174.70ms. Allocated memory is still 142.6MB. Free memory was 117.8MB in the beginning and 106.5MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:17:45,220 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.89ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 105.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:17:45,221 INFO L158 Benchmark]: Boogie Preprocessor took 15.58ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 104.6MB in the end (delta: 712.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:17:45,221 INFO L158 Benchmark]: RCFGBuilder took 251.67ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 91.2MB in the end (delta: 13.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 23:17:45,221 INFO L158 Benchmark]: CodeCheck took 839756.68ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 91.0MB in the beginning and 66.0MB in the end (delta: 25.1MB). Peak memory consumption was 59.7MB. Max. memory is 16.1GB. [2024-12-05 23:17:45,222 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 174.70ms. Allocated memory is still 142.6MB. Free memory was 117.8MB in the beginning and 106.5MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 19.89ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 105.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 15.58ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 104.6MB in the end (delta: 712.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 251.67ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 91.2MB in the end (delta: 13.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 839756.68ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 91.0MB in the beginning and 66.0MB in the end (delta: 25.1MB). Peak memory consumption was 59.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:17:45,428 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-12-05 23:17:45,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 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_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/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_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/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_24612ed6-cde1-47ad-8469-49388685fbab/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 7f73abe50a425917d2dd4066f1792742190b4ae9dbdaa6d6431079d0ef1d76a5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:17:47,162 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:17:47,239 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 23:17:47,266 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:17:47,267 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:17:47,267 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:17:47,267 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:17:47,267 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:17:47,267 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:17:47,268 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:17:47,268 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:17:47,268 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:17:47,268 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:17:47,268 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:17:47,268 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:17:47,268 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:17:47,268 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:17:47,268 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:17:47,268 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:17:47,268 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:17:47,268 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:17:47,269 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:17:47,269 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:17:47,269 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:17:47,269 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:17:47,269 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:17:47,269 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:47,269 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:17:47,269 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:17:47,269 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:17:47,269 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:17:47,270 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:17:47,270 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:17:47,270 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:17:47,270 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:47,270 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:17:47,270 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_24612ed6-cde1-47ad-8469-49388685fbab/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 -> 7f73abe50a425917d2dd4066f1792742190b4ae9dbdaa6d6431079d0ef1d76a5 [2024-12-05 23:17:47,529 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:17:47,537 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:17:47,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:17:47,541 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:17:47,541 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:17:47,542 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound100.c [2024-12-05 23:17:50,238 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/data/d57c45591/a950cc0ddf6c4d1a882ef7bdee4875f1/FLAGb20593285 [2024-12-05 23:17:50,428 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:17:50,429 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound100.c [2024-12-05 23:17:50,441 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/data/d57c45591/a950cc0ddf6c4d1a882ef7bdee4875f1/FLAGb20593285 [2024-12-05 23:17:50,456 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/data/d57c45591/a950cc0ddf6c4d1a882ef7bdee4875f1 [2024-12-05 23:17:50,458 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:17:50,460 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:17:50,461 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:17:50,462 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:17:50,466 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:17:50,466 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:17:50" (1/1) ... [2024-12-05 23:17:50,467 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1092c6ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:50, skipping insertion in model container [2024-12-05 23:17:50,467 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:17:50" (1/1) ... [2024-12-05 23:17:50,478 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:17:50,595 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_24612ed6-cde1-47ad-8469-49388685fbab/sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound100.c[537,550] [2024-12-05 23:17:50,612 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:17:50,621 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:17:50,629 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_24612ed6-cde1-47ad-8469-49388685fbab/sv-benchmarks/c/nla-digbench-scaling/hard-u_valuebound100.c[537,550] [2024-12-05 23:17:50,637 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:17:50,652 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:17:50,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:50 WrapperNode [2024-12-05 23:17:50,653 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:17:50,654 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:17:50,654 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:17:50,654 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:17:50,659 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:50" (1/1) ... [2024-12-05 23:17:50,666 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:50" (1/1) ... [2024-12-05 23:17:50,682 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2024-12-05 23:17:50,682 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:17:50,683 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:17:50,683 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:17:50,683 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:17:50,691 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:50" (1/1) ... [2024-12-05 23:17:50,691 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:50" (1/1) ... [2024-12-05 23:17:50,693 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:50" (1/1) ... [2024-12-05 23:17:50,693 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:50" (1/1) ... [2024-12-05 23:17:50,698 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:50" (1/1) ... [2024-12-05 23:17:50,699 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:50" (1/1) ... [2024-12-05 23:17:50,702 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:50" (1/1) ... [2024-12-05 23:17:50,704 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:50" (1/1) ... [2024-12-05 23:17:50,705 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:50" (1/1) ... [2024-12-05 23:17:50,707 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:17:50,708 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:17:50,708 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:17:50,708 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:17:50,709 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:50" (1/1) ... [2024-12-05 23:17:50,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:17:50,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:17:50,735 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:17:50,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:17:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:17:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:17:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 23:17:50,763 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 23:17:50,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:17:50,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:17:50,764 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:17:50,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:17:50,819 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:17:50,820 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:17:50,971 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-12-05 23:17:50,971 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:17:51,013 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:17:51,013 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-05 23:17:51,013 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:17:51 BoogieIcfgContainer [2024-12-05 23:17:51,013 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:17:51,014 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:17:51,014 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:17:51,022 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:17:51,022 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:17:51" (1/1) ... [2024-12-05 23:17:51,028 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:17:51,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:51,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2024-12-05 23:17:51,075 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2024-12-05 23:17:51,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 23:17:51,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:51,079 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:51,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:51,081 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:51,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 23:17:51,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:51,154 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:51,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:51,180 INFO L256 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 23:17:51,184 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:51,260 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 23:17:51,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 23:17:51,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:51,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 28 states and 46 transitions. [2024-12-05 23:17:51,454 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 46 transitions. [2024-12-05 23:17:51,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 23:17:51,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:51,455 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:51,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:51,457 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:51,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 23:17:51,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:51,513 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:51,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:51,534 INFO L256 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-05 23:17:51,536 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:51,643 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 23:17:51,645 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 23:17:52,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:52,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 32 states and 58 transitions. [2024-12-05 23:17:52,039 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 58 transitions. [2024-12-05 23:17:52,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:52,039 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:52,040 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:52,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:52,042 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:52,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 23:17:52,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:52,116 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:52,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:52,136 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:52,138 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:52,341 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:52,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 23:17:52,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:52,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:52,871 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:52,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:52,872 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:52,872 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:52,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:52,873 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:52,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 23:17:52,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:52,945 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:52,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:52,961 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:52,962 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:53,031 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:53,033 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-05 23:17:53,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:53,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:53,048 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:53,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:53,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:53,049 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:53,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:53,053 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:53,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-05 23:17:53,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:53,115 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:53,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:53,130 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:53,132 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:53,201 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:53,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-05 23:17:53,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:53,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:53,220 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:53,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:53,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:53,220 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:53,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:53,222 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:53,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-05 23:17:53,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:53,304 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:53,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:53,328 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:53,330 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:53,392 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:53,395 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-12-05 23:17:53,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:53,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:53,415 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:53,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:53,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:53,416 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:53,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:53,418 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:53,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-05 23:17:53,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:53,503 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:53,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:53,523 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:53,525 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:53,583 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:53,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-05 23:17:53,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:53,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:53,598 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:53,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:53,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:53,599 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:53,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:53,601 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:53,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-05 23:17:53,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:53,686 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:53,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:53,706 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:53,707 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:53,763 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:53,767 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-12-05 23:17:53,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:53,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:53,780 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:53,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:53,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:53,781 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:53,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:53,783 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:53,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-05 23:17:53,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:53,846 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:53,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:53,863 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:53,864 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:53,925 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:53,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-05 23:17:53,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:53,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:53,939 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:53,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:53,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:53,940 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:53,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:53,944 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:53,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-05 23:17:54,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:54,007 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:54,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:54,024 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:54,025 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:54,078 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:54,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-05 23:17:54,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:54,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:54,092 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:54,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:54,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:54,092 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:54,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:54,094 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:54,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-05 23:17:54,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:54,160 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:54,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:54,177 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:54,178 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:54,238 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:54,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-05 23:17:54,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:54,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:54,256 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:54,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:54,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:54,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:54,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:54,259 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:54,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-05 23:17:54,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:54,343 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:54,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:54,362 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:54,364 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:54,415 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:54,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-05 23:17:54,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:54,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:54,428 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:54,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:54,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:54,429 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:54,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:54,431 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:54,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-05 23:17:54,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:54,507 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:54,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:54,526 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:54,528 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:54,581 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:54,583 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-05 23:17:54,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:54,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:54,594 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:54,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:54,595 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:54,595 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:54,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:54,597 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:54,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-05 23:17:54,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:54,661 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:54,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:54,682 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:54,683 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:54,739 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:54,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-05 23:17:54,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:54,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:54,751 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:54,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:54,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:54,752 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:54,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:54,754 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:54,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-05 23:17:54,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:54,835 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:54,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:54,854 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:54,855 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:54,906 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:54,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-05 23:17:54,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:54,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:54,920 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:54,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:54,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:54,921 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:54,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:54,923 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:54,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-05 23:17:54,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:54,985 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:55,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:55,003 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:55,004 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:55,058 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:55,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-05 23:17:55,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:55,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:55,073 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:55,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:55,073 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:55,074 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:55,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:55,076 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:55,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-05 23:17:55,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:55,140 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:55,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:55,159 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:55,161 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:55,215 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:55,218 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-05 23:17:55,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:55,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:55,230 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:55,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:55,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:55,231 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:55,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:55,233 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:55,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-05 23:17:55,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:55,300 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:55,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:55,319 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:55,320 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:55,370 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:55,372 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-05 23:17:55,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:55,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:55,382 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:55,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:55,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:55,382 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:55,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:55,384 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:55,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-05 23:17:55,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:55,447 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:55,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:55,463 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:55,464 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:55,512 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:55,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Forceful destruction successful, exit code 0 [2024-12-05 23:17:55,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:55,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:55,524 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:55,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:55,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:55,524 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:55,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:55,526 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:55,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-05 23:17:55,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:55,590 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:55,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:55,609 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:55,610 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:55,659 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:55,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2024-12-05 23:17:55,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:55,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:55,670 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:55,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:55,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:55,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:55,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:55,673 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:55,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-05 23:17:55,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:55,737 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:55,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:55,756 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:55,757 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:55,809 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:55,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-05 23:17:55,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:55,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:55,822 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:55,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:55,822 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:55,822 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:55,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:55,824 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:55,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-05 23:17:55,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:55,886 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:55,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:55,904 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:55,905 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:55,949 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:55,950 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-05 23:17:55,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:55,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:55,958 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:55,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:55,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:55,958 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:55,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:55,960 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:55,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-05 23:17:56,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:56,019 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:56,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:56,035 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:56,036 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:56,080 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:56,082 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-05 23:17:56,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:56,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:56,090 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:56,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:56,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:56,091 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:56,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:56,093 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:56,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-05 23:17:56,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:56,150 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:56,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:56,163 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:56,164 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:56,206 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:56,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-05 23:17:56,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:56,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:56,217 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:56,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:56,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:56,218 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:56,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:56,220 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:56,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-05 23:17:56,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:56,288 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:56,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:56,305 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:56,306 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:56,357 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:56,358 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-05 23:17:56,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:56,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:56,367 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:56,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:56,367 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:56,367 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:56,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:56,369 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:56,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-05 23:17:56,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:56,430 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:56,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:56,447 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:56,448 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:56,485 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:56,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-05 23:17:56,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:56,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:56,495 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:56,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:56,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:56,496 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:56,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:56,498 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:56,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-05 23:17:56,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:56,556 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:56,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:56,573 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:56,574 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:56,618 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:56,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-05 23:17:56,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:56,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:56,628 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:56,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:56,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:56,629 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:56,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:56,631 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:56,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-05 23:17:56,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:56,693 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:56,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:56,708 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:56,709 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:56,750 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:56,752 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Forceful destruction successful, exit code 0 [2024-12-05 23:17:56,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:56,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:56,765 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:56,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:56,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:56,766 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:56,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:56,769 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:56,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-05 23:17:56,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:56,829 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:56,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:56,844 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:56,845 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:56,881 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:56,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-05 23:17:56,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:56,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:56,892 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:56,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:56,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:56,892 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:56,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:56,894 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:56,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-05 23:17:56,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:56,949 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:56,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:56,963 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:56,964 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:57,007 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:57,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-05 23:17:57,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:57,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:57,016 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:57,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:57,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:57,016 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:57,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:57,020 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:57,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-05 23:17:57,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:57,087 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:57,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:57,099 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:57,100 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:57,131 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:57,133 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-05 23:17:57,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:57,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:57,139 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:57,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:57,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:57,139 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:57,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:57,141 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:57,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-05 23:17:57,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:57,195 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:57,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:57,212 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:57,212 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:57,259 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:57,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-05 23:17:57,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:57,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:57,268 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:57,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:57,268 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:57,269 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:57,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:57,270 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:57,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-05 23:17:57,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:57,329 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:57,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:57,344 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:57,345 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:57,384 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:57,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-05 23:17:57,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:57,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:57,392 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:57,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:57,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:57,393 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:57,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:57,395 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:57,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-05 23:17:57,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:57,460 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:57,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:57,473 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:57,474 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:57,516 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:57,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-05 23:17:57,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:57,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:57,525 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:57,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:57,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:57,526 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:57,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:57,527 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:57,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-05 23:17:57,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:57,583 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:57,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:57,598 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:57,599 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:57,636 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:57,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-05 23:17:57,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:57,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:57,644 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:57,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:57,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:57,644 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:57,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:57,646 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:57,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-05 23:17:57,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:57,701 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:57,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:57,716 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:57,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:57,754 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:57,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-05 23:17:57,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:57,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:57,764 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:57,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:57,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:57,764 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:57,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:57,766 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:57,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-05 23:17:57,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:57,830 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:57,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:57,842 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:57,843 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:57,878 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:57,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-05 23:17:57,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:57,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:57,888 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:57,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:57,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:57,888 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:57,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:57,890 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:57,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-05 23:17:57,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:57,940 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:57,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:57,953 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:57,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:57,990 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:57,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-05 23:17:57,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:57,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:57,998 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:57,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:57,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:57,998 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:57,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:57,999 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:58,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-05 23:17:58,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:58,049 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:58,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:58,063 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:58,063 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:58,092 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:58,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-05 23:17:58,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:58,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:58,104 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:58,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:58,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:58,105 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:58,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:58,106 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:58,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-05 23:17:58,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:58,165 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:58,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:58,177 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:58,178 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:58,210 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:58,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-05 23:17:58,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:58,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:58,219 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:58,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:58,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:58,219 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:58,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:58,221 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:58,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-05 23:17:58,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:58,272 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:58,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:58,285 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:58,286 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:58,319 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:58,321 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-05 23:17:58,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:58,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:58,329 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:58,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:58,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:58,329 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:58,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:58,331 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:58,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-05 23:17:58,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:58,386 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:58,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:58,398 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:58,399 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:58,430 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:58,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-05 23:17:58,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:58,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:58,438 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:58,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:58,438 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:58,438 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:58,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:58,440 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:58,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-05 23:17:58,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:58,495 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:58,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:58,508 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:58,509 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:58,544 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:58,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-05 23:17:58,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:58,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:58,552 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:58,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:58,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:58,552 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:58,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:58,554 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:58,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-05 23:17:58,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:58,605 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:58,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:58,620 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:58,621 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:58,652 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:58,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-05 23:17:58,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:58,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:58,661 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:58,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:58,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:58,662 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:58,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:58,663 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:58,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-05 23:17:58,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:58,719 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:58,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:58,735 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:58,736 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:58,773 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:58,774 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-05 23:17:58,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:58,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:58,782 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:58,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:58,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:58,782 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:58,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:58,784 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:58,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-05 23:17:58,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:58,850 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:58,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:58,866 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:58,867 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:58,902 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:58,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-05 23:17:58,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:58,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:58,910 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:58,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:58,910 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:58,910 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:58,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:58,912 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:58,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-05 23:17:58,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:58,966 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:58,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:58,980 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:58,981 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:59,018 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:59,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-12-05 23:17:59,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:59,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:59,027 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:59,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:59,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:59,028 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:59,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:59,029 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:59,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-05 23:17:59,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:59,084 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:59,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:59,098 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:59,099 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:59,135 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:59,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-12-05 23:17:59,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:59,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:59,143 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:59,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:59,144 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:59,144 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:59,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:59,145 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:59,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-12-05 23:17:59,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:59,199 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:59,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:59,213 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:59,213 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:59,251 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:59,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-12-05 23:17:59,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:59,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:59,259 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:59,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:59,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:59,259 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:59,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:59,261 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:59,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-12-05 23:17:59,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:59,326 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:59,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:59,342 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:59,343 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:59,386 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:59,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-12-05 23:17:59,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:59,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:59,395 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:59,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:59,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:59,395 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:59,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:59,396 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:59,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-12-05 23:17:59,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:59,454 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:59,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:59,467 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:59,468 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:59,496 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:59,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-12-05 23:17:59,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:59,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:59,505 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:59,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:59,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:59,505 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:59,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:59,507 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:59,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-12-05 23:17:59,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:59,563 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:59,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:59,578 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:59,578 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:59,609 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:59,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-12-05 23:17:59,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:59,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:59,616 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:59,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:59,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:59,617 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:59,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:59,618 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:59,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-12-05 23:17:59,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:59,686 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:59,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:59,701 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:59,702 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:59,732 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:59,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-12-05 23:17:59,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:59,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:59,741 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:59,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:59,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:59,741 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:59,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:59,743 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:59,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-12-05 23:17:59,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:59,819 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:59,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:59,838 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:59,839 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:59,877 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:59,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Forceful destruction successful, exit code 0 [2024-12-05 23:17:59,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:59,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:59,886 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:59,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:59,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:59,886 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:59,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:59,887 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:59,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-12-05 23:17:59,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:59,940 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:59,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:59,952 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:17:59,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:17:59,990 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:17:59,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-12-05 23:17:59,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:59,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:17:59,998 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:17:59,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:17:59,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:59,998 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:59,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:59,999 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:00,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-12-05 23:18:00,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:00,049 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:00,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:00,064 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:00,065 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:00,101 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:00,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-12-05 23:18:00,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:00,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:00,109 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:00,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:00,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:00,109 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:00,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:00,111 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:00,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-12-05 23:18:00,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:00,167 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:00,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:00,181 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:00,182 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:00,218 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:00,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-12-05 23:18:00,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:00,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:00,228 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:00,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:00,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:00,229 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:00,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:00,230 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:00,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-12-05 23:18:00,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:00,288 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:00,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:00,302 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:00,303 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:00,340 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:00,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-12-05 23:18:00,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:00,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:00,348 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:00,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:00,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:00,348 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:00,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:00,350 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:00,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-12-05 23:18:00,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:00,409 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:00,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:00,426 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:00,427 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:00,465 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:00,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-12-05 23:18:00,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:00,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:00,473 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:00,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:00,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:00,474 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:00,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:00,475 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:00,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-12-05 23:18:00,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:00,533 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:00,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:00,550 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:00,550 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:00,588 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:00,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-12-05 23:18:00,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:00,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:00,596 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:00,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:00,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:00,596 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:00,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:00,598 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:00,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-12-05 23:18:00,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:00,669 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:00,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:00,681 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:00,682 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:00,721 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:00,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Ended with exit code 0 [2024-12-05 23:18:00,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:00,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:00,731 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:00,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:00,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:00,731 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:00,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:00,733 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:00,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-12-05 23:18:00,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:00,792 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:00,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:00,804 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:00,805 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:00,837 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:00,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-12-05 23:18:00,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:00,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:00,843 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:00,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:00,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:00,844 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:00,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:00,845 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:00,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-12-05 23:18:00,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:00,896 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:00,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:00,913 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:00,914 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:00,950 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:00,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Ended with exit code 0 [2024-12-05 23:18:00,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:00,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:00,958 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:00,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:00,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:00,959 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:00,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:00,961 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:00,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-12-05 23:18:01,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:01,018 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:01,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:01,032 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:01,033 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:01,078 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:01,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Ended with exit code 0 [2024-12-05 23:18:01,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:01,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:01,094 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:01,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:01,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:01,095 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:01,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:01,097 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:01,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-12-05 23:18:01,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:01,177 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:01,194 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:01,194 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:01,232 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:01,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Ended with exit code 0 [2024-12-05 23:18:01,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:01,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:01,242 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:01,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:01,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:01,242 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:01,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:01,244 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:01,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-12-05 23:18:01,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:01,311 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:01,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:01,327 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:01,328 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:01,364 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:01,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2024-12-05 23:18:01,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:01,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:01,374 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:01,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:01,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:01,374 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:01,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:01,376 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:01,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-12-05 23:18:01,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:01,427 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:01,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:01,443 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:01,444 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:01,481 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:01,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2024-12-05 23:18:01,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:01,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:01,489 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:01,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:01,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:01,489 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:01,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:01,490 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:01,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-12-05 23:18:01,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:01,549 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:01,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:01,565 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:01,566 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:01,606 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:01,608 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2024-12-05 23:18:01,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:01,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:01,613 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:01,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:01,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:01,613 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:01,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:01,615 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:01,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-12-05 23:18:01,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:01,665 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:01,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:01,678 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:01,679 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:01,712 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:01,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2024-12-05 23:18:01,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:01,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:01,719 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:01,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:01,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:01,720 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:01,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:01,721 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:01,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-12-05 23:18:01,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:01,777 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:01,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:01,790 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:01,790 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:01,825 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:01,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-12-05 23:18:01,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:01,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:01,833 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:01,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:01,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:01,834 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:01,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:01,835 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:01,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-12-05 23:18:01,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:01,893 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:01,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:01,906 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:01,907 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:01,944 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:01,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Ended with exit code 0 [2024-12-05 23:18:01,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:01,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:01,954 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:01,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:01,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:01,954 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:01,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:01,956 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:01,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-12-05 23:18:02,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:02,020 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:02,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:02,034 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:02,035 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:02,069 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:02,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2024-12-05 23:18:02,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:02,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:02,077 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:02,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:02,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:02,078 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:02,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:02,079 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:02,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-12-05 23:18:02,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:02,135 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:02,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:02,152 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:02,153 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:02,194 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:02,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Ended with exit code 0 [2024-12-05 23:18:02,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:02,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:02,204 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:02,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:02,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:02,204 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:02,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:02,206 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:02,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-12-05 23:18:02,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:02,270 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:02,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:02,286 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:02,287 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:02,329 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:02,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2024-12-05 23:18:02,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:02,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:02,338 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:02,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:02,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:02,339 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:02,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:02,340 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:02,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-12-05 23:18:02,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:02,397 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:02,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:02,414 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:02,415 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:02,452 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:02,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Ended with exit code 0 [2024-12-05 23:18:02,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:02,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:02,463 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:02,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:02,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:02,464 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:02,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:02,465 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:02,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-12-05 23:18:02,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:02,523 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:02,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:02,538 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:02,538 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:02,575 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:02,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Ended with exit code 0 [2024-12-05 23:18:02,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:02,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:02,583 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:02,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:02,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:02,583 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:02,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:02,585 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:02,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-12-05 23:18:02,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:02,640 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:02,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:02,655 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:02,655 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:02,687 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:02,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Ended with exit code 0 [2024-12-05 23:18:02,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:02,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:02,695 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:02,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:02,696 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:02,696 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:02,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:02,697 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:02,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-12-05 23:18:02,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:02,753 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:02,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:02,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:02,767 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:02,798 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:02,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Forceful destruction successful, exit code 0 [2024-12-05 23:18:02,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:02,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:02,805 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:02,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:02,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:02,806 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:02,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:02,807 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:02,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-12-05 23:18:02,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:02,860 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:02,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:02,872 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:02,872 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:02,913 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:02,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Ended with exit code 0 [2024-12-05 23:18:02,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:02,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:02,919 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:02,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:02,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:02,920 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:02,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:02,921 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:02,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-12-05 23:18:02,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:02,970 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:02,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:02,984 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:02,985 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:03,019 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:03,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Ended with exit code 0 [2024-12-05 23:18:03,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:03,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:03,027 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:03,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:03,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:03,027 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:03,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:03,029 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:03,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-12-05 23:18:03,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:03,085 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:03,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:03,099 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:03,100 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:03,129 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:03,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Ended with exit code 0 [2024-12-05 23:18:03,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:03,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:03,137 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:03,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:03,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:03,137 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:03,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:03,138 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:03,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-12-05 23:18:03,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:03,193 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:03,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:03,207 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:03,208 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:03,242 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:03,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Ended with exit code 0 [2024-12-05 23:18:03,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:03,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:03,250 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:03,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:03,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:03,250 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:03,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:03,251 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:03,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-12-05 23:18:03,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:03,308 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:03,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:03,322 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:03,323 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:03,357 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:03,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Ended with exit code 0 [2024-12-05 23:18:03,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:03,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:03,365 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:03,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:03,365 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:03,365 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:03,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:03,367 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:03,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-12-05 23:18:03,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:03,419 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:03,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:03,434 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:03,435 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:03,474 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:03,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Ended with exit code 0 [2024-12-05 23:18:03,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:03,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:03,482 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:03,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:03,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:03,483 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:03,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:03,484 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:03,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-12-05 23:18:03,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:03,534 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:03,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:03,548 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:03,549 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:03,580 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:03,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Ended with exit code 0 [2024-12-05 23:18:03,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:03,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:03,587 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:03,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:03,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:03,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:03,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:03,589 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:03,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-12-05 23:18:03,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:03,643 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:03,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:03,657 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:03,657 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:03,697 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:03,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Ended with exit code 0 [2024-12-05 23:18:03,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:03,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:03,706 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:03,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:03,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:03,706 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:03,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:03,708 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:03,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-12-05 23:18:03,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:03,764 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:03,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:03,778 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:03,779 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:03,815 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:03,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Ended with exit code 0 [2024-12-05 23:18:03,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:03,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:03,823 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:03,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:03,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:03,823 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:03,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:03,825 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:03,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-12-05 23:18:03,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:03,880 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:03,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:03,892 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:03,893 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:03,923 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:03,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Ended with exit code 0 [2024-12-05 23:18:03,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:03,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:03,930 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:03,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:03,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:03,931 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:03,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:03,932 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:03,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-12-05 23:18:03,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:03,988 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:04,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:04,003 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:04,003 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:04,040 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:04,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Ended with exit code 0 [2024-12-05 23:18:04,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:04,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:04,048 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:04,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:04,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:04,048 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:04,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:04,050 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:04,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-12-05 23:18:04,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:04,106 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:04,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:04,121 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:04,121 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:04,156 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:04,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Ended with exit code 0 [2024-12-05 23:18:04,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:04,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:04,163 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:04,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:04,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:04,163 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:04,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:04,165 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:04,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-12-05 23:18:04,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:04,214 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:04,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:04,225 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:04,226 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:04,260 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:04,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Ended with exit code 0 [2024-12-05 23:18:04,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:04,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:04,267 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:04,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:04,268 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:04,268 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:04,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:04,269 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:04,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-12-05 23:18:04,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:04,323 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:04,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:04,337 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:04,338 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:04,371 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:04,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Ended with exit code 0 [2024-12-05 23:18:04,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:04,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:04,378 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:04,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:04,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:04,379 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:04,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:04,380 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:04,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-12-05 23:18:04,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:04,436 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:04,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:04,449 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:04,450 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:04,486 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:04,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Ended with exit code 0 [2024-12-05 23:18:04,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:04,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:04,497 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:04,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:04,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:04,497 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:04,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:04,498 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:04,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-12-05 23:18:04,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:04,555 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:04,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:04,569 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:04,570 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:04,605 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:04,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Ended with exit code 0 [2024-12-05 23:18:04,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:04,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:04,614 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:04,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:04,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:04,614 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:04,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:04,616 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:04,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-12-05 23:18:04,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:04,670 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:04,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:04,682 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:04,683 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:04,715 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:04,716 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Ended with exit code 0 [2024-12-05 23:18:04,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:04,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:04,722 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:04,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:04,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:04,723 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:04,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:04,724 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:04,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-12-05 23:18:04,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:04,780 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:04,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:04,795 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:04,796 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:04,831 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:04,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Ended with exit code 0 [2024-12-05 23:18:04,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:04,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:04,838 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:04,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:04,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:04,838 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:04,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:04,840 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:04,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-12-05 23:18:04,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:04,895 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:04,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:04,908 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:04,909 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:04,948 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:04,950 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Ended with exit code 0 [2024-12-05 23:18:04,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:04,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:04,955 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:04,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:04,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:04,955 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:04,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:04,956 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:04,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-12-05 23:18:05,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:05,007 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:05,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:05,022 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:05,023 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:05,057 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:05,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Ended with exit code 0 [2024-12-05 23:18:05,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:05,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:05,066 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:05,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:05,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:05,067 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:05,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:05,068 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:05,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-12-05 23:18:05,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:05,125 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:05,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:05,141 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:05,142 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:05,177 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:05,179 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Ended with exit code 0 [2024-12-05 23:18:05,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:05,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:05,185 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:05,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:05,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:05,186 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:05,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:05,187 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:05,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-12-05 23:18:05,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:05,243 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:05,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:05,257 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:05,258 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:05,294 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:05,296 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Ended with exit code 0 [2024-12-05 23:18:05,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:05,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:05,302 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:05,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:05,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:05,303 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:05,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:05,304 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:05,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-12-05 23:18:05,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:05,361 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:05,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:05,375 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:05,376 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:05,412 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:05,413 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Ended with exit code 0 [2024-12-05 23:18:05,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:05,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:05,419 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:05,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:05,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:05,420 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:05,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:05,421 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:05,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-12-05 23:18:05,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:05,474 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:05,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:05,488 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:05,489 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:05,525 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:05,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Ended with exit code 0 [2024-12-05 23:18:05,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:05,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:05,533 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:05,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:05,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:05,533 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:05,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:05,535 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:05,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-12-05 23:18:05,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:05,590 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:05,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:05,604 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:05,604 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:05,640 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:05,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Ended with exit code 0 [2024-12-05 23:18:05,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:05,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:05,647 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:05,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:05,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:05,648 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:05,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:05,649 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:05,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-12-05 23:18:05,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:05,701 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:05,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:05,715 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:05,716 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:05,752 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:05,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Ended with exit code 0 [2024-12-05 23:18:05,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:05,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:05,761 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:05,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:05,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:05,762 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:05,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:05,763 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:05,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-12-05 23:18:05,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:05,833 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:05,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:05,849 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:05,850 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:05,888 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:05,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Ended with exit code 0 [2024-12-05 23:18:05,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:05,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:05,894 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:05,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:05,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:05,895 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:05,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:05,896 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:05,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2024-12-05 23:18:05,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:05,952 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:05,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:05,965 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:05,966 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:05,999 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:06,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Ended with exit code 0 [2024-12-05 23:18:06,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:06,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:06,007 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:06,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:06,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:06,007 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:06,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:06,008 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:06,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2024-12-05 23:18:06,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:06,058 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:06,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:06,069 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:06,070 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:06,103 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:06,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Ended with exit code 0 [2024-12-05 23:18:06,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:06,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:06,112 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:06,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:06,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:06,113 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:06,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:06,114 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:06,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2024-12-05 23:18:06,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:06,169 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:06,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:06,184 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:06,185 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:06,214 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:06,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Ended with exit code 0 [2024-12-05 23:18:06,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:06,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:06,220 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:06,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:06,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:06,220 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:06,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:06,221 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:06,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Waiting until timeout for monitored process [2024-12-05 23:18:06,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:06,277 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:06,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:06,291 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:06,292 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:06,327 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:06,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Ended with exit code 0 [2024-12-05 23:18:06,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:06,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:06,335 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:06,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:06,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:06,336 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:06,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:06,337 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:06,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Waiting until timeout for monitored process [2024-12-05 23:18:06,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:06,399 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:06,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:06,411 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:06,412 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:06,447 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:06,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Ended with exit code 0 [2024-12-05 23:18:06,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:06,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:06,454 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:06,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:06,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:06,454 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:06,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:06,456 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:06,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Waiting until timeout for monitored process [2024-12-05 23:18:06,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:06,509 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:06,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:06,522 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:06,523 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:06,558 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:06,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Ended with exit code 0 [2024-12-05 23:18:06,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:06,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:06,568 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:06,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:06,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:06,568 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:06,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:06,570 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:06,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Waiting until timeout for monitored process [2024-12-05 23:18:06,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:06,623 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:06,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:06,635 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:06,636 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:06,670 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:06,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Ended with exit code 0 [2024-12-05 23:18:06,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:06,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:06,678 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:06,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:06,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:06,679 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:06,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:06,680 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:06,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Waiting until timeout for monitored process [2024-12-05 23:18:06,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:06,732 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:06,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:06,743 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:06,744 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:06,775 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:06,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Ended with exit code 0 [2024-12-05 23:18:06,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:06,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:06,782 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:06,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:06,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:06,782 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:06,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:06,783 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:06,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Waiting until timeout for monitored process [2024-12-05 23:18:06,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:06,853 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:06,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:06,867 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:06,867 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:06,899 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:06,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Ended with exit code 0 [2024-12-05 23:18:06,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:06,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:06,906 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:06,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:06,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:06,907 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:06,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:06,908 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:06,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Waiting until timeout for monitored process [2024-12-05 23:18:06,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:06,963 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:06,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:06,977 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:06,977 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:07,011 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:07,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Ended with exit code 0 [2024-12-05 23:18:07,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:07,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:07,018 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:07,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:07,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:07,018 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:07,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:07,020 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:07,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Waiting until timeout for monitored process [2024-12-05 23:18:07,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:07,074 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:07,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:07,086 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:07,087 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:07,122 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:07,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Ended with exit code 0 [2024-12-05 23:18:07,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:07,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:07,129 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:07,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:07,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:07,129 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:07,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:07,131 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:07,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Waiting until timeout for monitored process [2024-12-05 23:18:07,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:07,183 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:07,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:07,197 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:07,198 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:07,233 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:07,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Ended with exit code 0 [2024-12-05 23:18:07,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:07,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:07,239 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:07,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:07,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:07,239 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:07,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:07,241 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:07,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Waiting until timeout for monitored process [2024-12-05 23:18:07,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:07,295 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:07,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:07,309 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:07,309 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:07,344 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:07,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Forceful destruction successful, exit code 0 [2024-12-05 23:18:07,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:07,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:07,351 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:07,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:07,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:07,351 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:07,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:07,353 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:07,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Waiting until timeout for monitored process [2024-12-05 23:18:07,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:07,411 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:07,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:07,425 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:07,425 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:07,460 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:07,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Ended with exit code 0 [2024-12-05 23:18:07,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:07,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:07,467 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:07,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:07,467 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:07,468 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:07,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:07,469 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:07,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Waiting until timeout for monitored process [2024-12-05 23:18:07,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:07,525 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:07,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:07,537 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:07,538 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:07,567 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:07,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Forceful destruction successful, exit code 0 [2024-12-05 23:18:07,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:07,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:07,574 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:07,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:07,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:07,574 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:07,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:07,576 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:07,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Waiting until timeout for monitored process [2024-12-05 23:18:07,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:07,627 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:07,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:07,639 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:07,640 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:07,670 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:07,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Ended with exit code 0 [2024-12-05 23:18:07,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:07,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:07,677 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:07,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:07,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:07,677 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:07,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:07,679 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:07,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Waiting until timeout for monitored process [2024-12-05 23:18:07,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:07,735 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:07,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:07,747 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:07,748 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:07,781 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:07,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Ended with exit code 0 [2024-12-05 23:18:07,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:07,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:07,788 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:07,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:07,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:07,788 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:07,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:07,790 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:07,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Waiting until timeout for monitored process [2024-12-05 23:18:07,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:07,839 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:07,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:07,850 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:07,851 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:07,882 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:07,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Ended with exit code 0 [2024-12-05 23:18:07,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:07,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:07,888 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:07,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:07,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:07,888 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:07,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:07,890 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:07,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Waiting until timeout for monitored process [2024-12-05 23:18:07,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:07,944 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:07,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:07,957 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:07,957 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:07,988 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:07,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Ended with exit code 0 [2024-12-05 23:18:07,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:07,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:07,996 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:07,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:07,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:07,996 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:07,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:07,998 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:07,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Waiting until timeout for monitored process [2024-12-05 23:18:08,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:08,055 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:08,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:08,070 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:08,070 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:08,097 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:08,099 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Ended with exit code 0 [2024-12-05 23:18:08,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:08,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:08,104 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:08,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:08,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:08,104 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:08,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:08,106 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:08,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Waiting until timeout for monitored process [2024-12-05 23:18:08,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:08,161 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:08,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:08,175 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:08,175 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:08,205 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:08,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Ended with exit code 0 [2024-12-05 23:18:08,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:08,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:08,213 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:08,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:08,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:08,213 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:08,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:08,215 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:08,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Waiting until timeout for monitored process [2024-12-05 23:18:08,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:08,290 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:08,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:08,304 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:08,305 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:08,338 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:08,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Ended with exit code 0 [2024-12-05 23:18:08,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:08,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:08,346 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:08,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:08,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:08,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:08,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:08,348 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:08,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Waiting until timeout for monitored process [2024-12-05 23:18:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:08,400 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:08,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:08,413 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:08,413 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:08,442 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:08,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Ended with exit code 0 [2024-12-05 23:18:08,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:08,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:08,449 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:08,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:08,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:08,449 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:08,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:08,451 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:08,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Waiting until timeout for monitored process [2024-12-05 23:18:08,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:08,507 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:08,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:08,523 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:08,524 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:08,550 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:08,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Ended with exit code 0 [2024-12-05 23:18:08,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:08,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:08,560 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:08,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:08,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:08,560 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:08,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:08,562 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:08,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Waiting until timeout for monitored process [2024-12-05 23:18:08,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:08,613 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:08,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:08,624 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:08,625 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:08,654 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:08,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Forceful destruction successful, exit code 0 [2024-12-05 23:18:08,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:08,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:08,661 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:08,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:08,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:08,661 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:08,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:08,663 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:08,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Waiting until timeout for monitored process [2024-12-05 23:18:08,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:08,711 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:08,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:08,723 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:08,723 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:08,753 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:08,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Ended with exit code 0 [2024-12-05 23:18:08,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:08,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:08,760 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:08,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:08,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:08,760 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:08,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:08,761 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:08,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Waiting until timeout for monitored process [2024-12-05 23:18:08,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:08,811 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:08,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:08,826 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:08,827 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:08,860 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:08,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Ended with exit code 0 [2024-12-05 23:18:08,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:08,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:08,867 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:08,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:08,867 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:08,867 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:08,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:08,869 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:08,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Waiting until timeout for monitored process [2024-12-05 23:18:08,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:08,921 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:08,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:08,932 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:08,933 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:08,965 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:08,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Ended with exit code 0 [2024-12-05 23:18:08,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:08,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:08,972 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:08,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:08,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:08,973 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:08,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:08,974 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:08,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Waiting until timeout for monitored process [2024-12-05 23:18:09,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:09,030 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:09,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:09,044 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:09,044 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:09,078 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:09,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Ended with exit code 0 [2024-12-05 23:18:09,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:09,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:09,086 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:09,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:09,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:09,087 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:09,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:09,088 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:09,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Waiting until timeout for monitored process [2024-12-05 23:18:09,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:09,158 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:09,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:09,171 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:09,172 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:09,206 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:09,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Ended with exit code 0 [2024-12-05 23:18:09,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:09,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:09,213 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:09,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:09,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:09,214 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:09,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:09,215 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:09,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Waiting until timeout for monitored process [2024-12-05 23:18:09,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:09,271 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:09,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:09,285 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:09,286 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:09,317 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:09,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Ended with exit code 0 [2024-12-05 23:18:09,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:09,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:09,324 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:09,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:09,324 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:09,324 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:09,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:09,326 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:09,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Waiting until timeout for monitored process [2024-12-05 23:18:09,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:09,381 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:09,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:09,394 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:09,394 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:09,422 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:09,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Ended with exit code 0 [2024-12-05 23:18:09,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:09,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:09,428 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:09,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:09,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:09,429 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:09,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:09,430 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:09,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Waiting until timeout for monitored process [2024-12-05 23:18:09,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:09,478 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:09,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:09,491 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:09,491 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:09,526 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:09,528 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Ended with exit code 0 [2024-12-05 23:18:09,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:09,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:09,535 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:09,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:09,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:09,535 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:09,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:09,537 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:09,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Waiting until timeout for monitored process [2024-12-05 23:18:09,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:09,600 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:09,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:09,615 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:09,615 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:09,651 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:09,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Ended with exit code 0 [2024-12-05 23:18:09,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:09,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:09,659 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:09,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:09,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:09,659 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:09,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:09,661 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:09,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Waiting until timeout for monitored process [2024-12-05 23:18:09,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:09,716 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:09,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:09,729 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:09,730 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:09,766 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:09,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Ended with exit code 0 [2024-12-05 23:18:09,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:09,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:09,773 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:09,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:09,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:09,773 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:09,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:09,775 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:09,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Waiting until timeout for monitored process [2024-12-05 23:18:09,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:09,831 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:09,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:09,847 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:09,847 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:09,881 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:09,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Ended with exit code 0 [2024-12-05 23:18:09,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:09,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:09,887 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:09,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:09,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:09,887 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:09,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:09,889 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:09,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Waiting until timeout for monitored process [2024-12-05 23:18:09,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:09,937 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:09,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:09,951 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:09,952 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:09,980 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:09,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Ended with exit code 0 [2024-12-05 23:18:09,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:09,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:09,987 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:09,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:09,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:09,987 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:09,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:09,989 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:09,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Waiting until timeout for monitored process [2024-12-05 23:18:10,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:10,037 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:10,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:10,052 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:10,053 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:10,088 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:10,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Ended with exit code 0 [2024-12-05 23:18:10,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:10,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:10,096 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:10,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:10,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:10,097 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:10,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:10,098 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:10,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Waiting until timeout for monitored process [2024-12-05 23:18:10,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:10,153 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:10,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:10,167 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:10,168 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:10,205 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:10,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Ended with exit code 0 [2024-12-05 23:18:10,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:10,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:10,213 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:10,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:10,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:10,214 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:10,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:10,215 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:10,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Waiting until timeout for monitored process [2024-12-05 23:18:10,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:10,271 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:10,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:10,287 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:10,288 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:10,317 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:10,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Ended with exit code 0 [2024-12-05 23:18:10,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:10,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:10,325 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:10,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:10,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:10,325 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:10,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:10,327 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:10,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Waiting until timeout for monitored process [2024-12-05 23:18:10,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:10,375 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:10,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:10,389 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:10,390 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:10,425 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:10,426 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Ended with exit code 0 [2024-12-05 23:18:10,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:10,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:10,433 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:10,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:10,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:10,433 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:10,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:10,435 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:10,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Waiting until timeout for monitored process [2024-12-05 23:18:10,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:10,491 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:10,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:10,505 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:10,505 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:10,539 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:10,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Ended with exit code 0 [2024-12-05 23:18:10,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:10,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:10,548 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:10,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:10,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:10,548 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:10,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:10,549 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:10,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Waiting until timeout for monitored process [2024-12-05 23:18:10,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:10,604 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:10,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:10,617 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:10,617 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:10,651 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:10,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Ended with exit code 0 [2024-12-05 23:18:10,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:10,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:10,658 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:10,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:10,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:10,658 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:10,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:10,660 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:10,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Waiting until timeout for monitored process [2024-12-05 23:18:10,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:10,712 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:10,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:10,724 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:10,724 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:10,756 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:10,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Ended with exit code 0 [2024-12-05 23:18:10,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:10,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:10,763 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:10,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:10,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:10,763 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:10,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:10,765 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:10,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Waiting until timeout for monitored process [2024-12-05 23:18:10,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:10,817 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:10,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:10,829 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:10,829 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:10,859 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:10,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Ended with exit code 0 [2024-12-05 23:18:10,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:10,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:10,866 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:10,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:10,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:10,866 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:10,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:10,868 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:10,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Waiting until timeout for monitored process [2024-12-05 23:18:10,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:10,924 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:10,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:10,935 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:10,936 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:10,969 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:10,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Ended with exit code 0 [2024-12-05 23:18:10,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:10,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:10,977 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:10,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:10,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:10,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:10,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:10,978 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:10,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Waiting until timeout for monitored process [2024-12-05 23:18:11,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:11,032 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:11,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:11,046 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:11,047 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:11,081 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:11,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Ended with exit code 0 [2024-12-05 23:18:11,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:11,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:11,088 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:11,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:11,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:11,088 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:11,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:11,089 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:11,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Waiting until timeout for monitored process [2024-12-05 23:18:11,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:11,146 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:11,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:11,161 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:11,162 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:11,193 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:11,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Ended with exit code 0 [2024-12-05 23:18:11,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:11,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:11,200 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:11,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:11,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:11,200 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:11,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:11,201 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:11,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Waiting until timeout for monitored process [2024-12-05 23:18:11,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:11,269 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:11,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:11,281 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:11,282 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:11,310 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:11,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Ended with exit code 0 [2024-12-05 23:18:11,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:11,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:11,317 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:11,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:11,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:11,317 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:11,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:11,319 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:11,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Waiting until timeout for monitored process [2024-12-05 23:18:11,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:11,373 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:11,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:11,391 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:11,391 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:11,425 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:11,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Ended with exit code 0 [2024-12-05 23:18:11,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:11,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:11,432 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:11,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:11,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:11,432 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:11,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:11,434 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:11,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Waiting until timeout for monitored process [2024-12-05 23:18:11,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:11,488 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:11,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:11,500 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:11,500 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:11,528 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:11,529 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Ended with exit code 0 [2024-12-05 23:18:11,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:11,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:11,534 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:11,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:11,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:11,535 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:11,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:11,536 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:11,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Waiting until timeout for monitored process [2024-12-05 23:18:11,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:11,592 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:11,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:11,606 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:11,607 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:11,641 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:11,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Ended with exit code 0 [2024-12-05 23:18:11,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:11,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:11,648 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:11,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:11,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:11,648 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:11,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:11,649 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:11,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Waiting until timeout for monitored process [2024-12-05 23:18:11,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:11,698 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:11,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:11,711 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:11,711 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:11,746 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:11,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Ended with exit code 0 [2024-12-05 23:18:11,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:11,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:11,756 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:11,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:11,756 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:11,756 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:11,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:11,758 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:11,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Waiting until timeout for monitored process [2024-12-05 23:18:11,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:11,812 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:11,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:11,827 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:11,828 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:11,856 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:11,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Ended with exit code 0 [2024-12-05 23:18:11,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:11,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:11,863 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:11,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:11,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:11,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:11,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:11,865 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:11,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Waiting until timeout for monitored process [2024-12-05 23:18:11,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:11,935 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:11,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:11,952 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:11,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:11,992 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:11,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Ended with exit code 0 [2024-12-05 23:18:12,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:12,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:12,001 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:12,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:12,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:12,002 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:12,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:12,003 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:12,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Waiting until timeout for monitored process [2024-12-05 23:18:12,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:12,059 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:12,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:12,075 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:12,075 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:12,110 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:12,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Ended with exit code 0 [2024-12-05 23:18:12,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:12,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:12,119 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:12,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:12,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:12,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:12,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:12,121 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:12,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Waiting until timeout for monitored process [2024-12-05 23:18:12,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:12,176 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:12,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:12,190 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:12,191 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:12,231 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:12,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Ended with exit code 0 [2024-12-05 23:18:12,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:12,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:12,239 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:12,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:12,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:12,239 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:12,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:12,241 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:12,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Waiting until timeout for monitored process [2024-12-05 23:18:12,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:12,297 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:12,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:12,311 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:12,311 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:12,341 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:12,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Ended with exit code 0 [2024-12-05 23:18:12,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:12,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:12,347 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:12,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:12,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:12,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:12,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:12,349 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:12,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Waiting until timeout for monitored process [2024-12-05 23:18:12,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:12,403 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:12,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:12,417 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:12,417 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:12,450 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:12,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Ended with exit code 0 [2024-12-05 23:18:12,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:12,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:12,456 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:12,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:12,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:12,456 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:12,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:12,458 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:12,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Waiting until timeout for monitored process [2024-12-05 23:18:12,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:12,507 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:12,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:12,520 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:12,520 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:12,550 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:12,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Ended with exit code 0 [2024-12-05 23:18:12,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:12,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:12,556 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:12,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:12,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:12,557 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:12,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:12,558 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:12,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Waiting until timeout for monitored process [2024-12-05 23:18:12,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:12,611 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:12,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:12,623 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:12,624 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:12,654 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:12,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Ended with exit code 0 [2024-12-05 23:18:12,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:12,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:12,661 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:12,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:12,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:12,661 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:12,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:12,663 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:12,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Waiting until timeout for monitored process [2024-12-05 23:18:12,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:12,712 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:12,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:12,723 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:12,724 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:12,754 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:12,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Ended with exit code 0 [2024-12-05 23:18:12,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:12,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:12,761 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:12,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:12,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:12,761 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:12,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:12,762 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:12,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Waiting until timeout for monitored process [2024-12-05 23:18:12,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:12,816 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:12,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:12,828 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:12,828 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:12,862 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:12,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Ended with exit code 0 [2024-12-05 23:18:12,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:12,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:12,869 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:12,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:12,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:12,869 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:12,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:12,871 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:12,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Waiting until timeout for monitored process [2024-12-05 23:18:12,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:12,925 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:12,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:12,937 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:12,937 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:12,970 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:12,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Ended with exit code 0 [2024-12-05 23:18:12,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:12,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:12,977 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:12,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:12,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:12,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:12,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:12,979 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:12,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Waiting until timeout for monitored process [2024-12-05 23:18:13,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:13,028 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:13,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:13,041 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:13,041 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:13,075 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:13,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Ended with exit code 0 [2024-12-05 23:18:13,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:13,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:13,084 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:13,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:13,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:13,084 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:13,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:13,086 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:13,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Waiting until timeout for monitored process [2024-12-05 23:18:13,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:13,142 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:13,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:13,155 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:13,155 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:13,188 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:13,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Ended with exit code 0 [2024-12-05 23:18:13,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:13,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:13,196 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:13,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:13,196 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:13,196 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:13,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:13,198 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:13,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Waiting until timeout for monitored process [2024-12-05 23:18:13,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:13,253 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:13,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:13,267 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:13,267 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:13,301 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:13,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Ended with exit code 0 [2024-12-05 23:18:13,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:13,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:13,307 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:13,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:13,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:13,307 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:13,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:13,309 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:13,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Waiting until timeout for monitored process [2024-12-05 23:18:13,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:13,364 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:13,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:13,376 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:13,376 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:13,408 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:13,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Ended with exit code 0 [2024-12-05 23:18:13,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:13,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:13,415 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:13,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:13,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:13,415 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:13,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:13,417 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:13,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Waiting until timeout for monitored process [2024-12-05 23:18:13,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:13,465 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:13,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:13,479 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:13,479 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:13,512 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:13,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Ended with exit code 0 [2024-12-05 23:18:13,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:13,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:13,520 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:13,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:13,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:13,520 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:13,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:13,521 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:13,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Waiting until timeout for monitored process [2024-12-05 23:18:13,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:13,569 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:13,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:13,583 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:13,583 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:13,617 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:13,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Ended with exit code 0 [2024-12-05 23:18:13,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:13,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:13,625 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:13,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:13,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:13,625 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:13,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:13,626 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:13,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Waiting until timeout for monitored process [2024-12-05 23:18:13,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:13,678 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:13,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:13,690 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:13,690 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:13,719 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:13,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Ended with exit code 0 [2024-12-05 23:18:13,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:13,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:13,725 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:13,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:13,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:13,725 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:13,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:13,727 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:13,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Waiting until timeout for monitored process [2024-12-05 23:18:13,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:13,780 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:13,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:13,792 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:13,792 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:13,823 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:13,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Ended with exit code 0 [2024-12-05 23:18:13,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:13,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:13,831 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:13,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:13,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:13,831 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:13,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:13,832 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:13,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Waiting until timeout for monitored process [2024-12-05 23:18:13,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:13,887 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:13,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:13,900 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:13,900 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:13,928 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:13,929 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Ended with exit code 0 [2024-12-05 23:18:13,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:13,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:13,934 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:13,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:13,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:13,934 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:13,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:13,936 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:13,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Waiting until timeout for monitored process [2024-12-05 23:18:13,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:13,991 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:14,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:14,005 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:14,005 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:14,041 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:14,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Ended with exit code 0 [2024-12-05 23:18:14,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:14,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:14,049 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:14,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:14,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:14,049 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:14,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:14,050 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:14,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Waiting until timeout for monitored process [2024-12-05 23:18:14,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:14,103 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:14,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:14,115 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:14,115 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:14,148 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:14,150 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Forceful destruction successful, exit code 0 [2024-12-05 23:18:14,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:14,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:14,155 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:14,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:14,155 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:14,156 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:14,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:14,157 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:14,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Waiting until timeout for monitored process [2024-12-05 23:18:14,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:14,206 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:14,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:14,217 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:14,218 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:14,248 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:14,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Ended with exit code 0 [2024-12-05 23:18:14,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:14,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:14,256 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:14,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:14,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:14,256 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:14,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:14,257 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:14,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Waiting until timeout for monitored process [2024-12-05 23:18:14,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:14,313 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:14,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:14,327 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:14,327 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:14,357 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:14,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Forceful destruction successful, exit code 0 [2024-12-05 23:18:14,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:14,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:14,364 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:14,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:14,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:14,364 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:14,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:14,365 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:14,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Waiting until timeout for monitored process [2024-12-05 23:18:14,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:14,420 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:14,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:14,433 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:14,434 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:14,463 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:14,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Ended with exit code 0 [2024-12-05 23:18:14,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:14,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:14,471 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:14,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:14,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:14,471 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:14,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:14,472 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:14,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Waiting until timeout for monitored process [2024-12-05 23:18:14,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:14,527 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:14,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:14,543 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:14,544 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:14,572 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:14,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Ended with exit code 0 [2024-12-05 23:18:14,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:14,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:14,579 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:14,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:14,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:14,579 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:14,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:14,581 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:14,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Waiting until timeout for monitored process [2024-12-05 23:18:14,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:14,630 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:14,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:14,644 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:14,645 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:14,676 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:14,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Ended with exit code 0 [2024-12-05 23:18:14,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:14,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:14,683 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:14,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:14,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:14,683 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:14,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:14,685 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:14,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Waiting until timeout for monitored process [2024-12-05 23:18:14,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:14,734 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:14,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:14,749 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:14,749 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:14,781 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:14,783 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Ended with exit code 0 [2024-12-05 23:18:14,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:14,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:14,788 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:14,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:14,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:14,788 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:14,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:14,789 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:14,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Waiting until timeout for monitored process [2024-12-05 23:18:14,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:14,840 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:14,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:14,853 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:14,854 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:14,887 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:14,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Ended with exit code 0 [2024-12-05 23:18:14,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:14,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:14,897 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:14,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:14,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:14,898 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:14,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:14,899 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:14,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Waiting until timeout for monitored process [2024-12-05 23:18:14,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:14,948 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:14,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:14,961 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:14,962 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:14,991 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:14,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Ended with exit code 0 [2024-12-05 23:18:14,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:14,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:14,997 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:14,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:14,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:14,997 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:14,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:14,999 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:14,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Waiting until timeout for monitored process [2024-12-05 23:18:15,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:15,052 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:15,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:15,065 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:15,066 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:15,099 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:15,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Ended with exit code 0 [2024-12-05 23:18:15,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:15,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:15,105 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:15,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:15,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:15,105 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:15,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:15,107 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:15,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Waiting until timeout for monitored process [2024-12-05 23:18:15,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:15,160 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:15,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:15,174 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:15,175 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:15,210 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:15,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Ended with exit code 0 [2024-12-05 23:18:15,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:15,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:15,217 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:15,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:15,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:15,217 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:15,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:15,219 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:15,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Waiting until timeout for monitored process [2024-12-05 23:18:15,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:15,274 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:15,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:15,288 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:15,289 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:15,328 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:15,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Ended with exit code 0 [2024-12-05 23:18:15,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:15,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:15,337 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:15,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:15,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:15,338 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:15,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:15,339 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:15,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Waiting until timeout for monitored process [2024-12-05 23:18:15,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:15,402 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:15,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:15,417 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:15,418 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:15,454 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:15,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Ended with exit code 0 [2024-12-05 23:18:15,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:15,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:15,464 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:15,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:15,464 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:15,464 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:15,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:15,466 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:15,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Waiting until timeout for monitored process [2024-12-05 23:18:15,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:15,520 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:15,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:15,535 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:15,535 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:15,570 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:15,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Forceful destruction successful, exit code 0 [2024-12-05 23:18:15,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:15,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:15,578 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:15,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:15,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:15,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:15,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:15,579 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:15,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Waiting until timeout for monitored process [2024-12-05 23:18:15,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:15,635 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:15,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:15,650 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:15,650 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:15,683 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:15,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Ended with exit code 0 [2024-12-05 23:18:15,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:15,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:15,690 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:15,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:15,690 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:15,690 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:15,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:15,692 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:15,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Waiting until timeout for monitored process [2024-12-05 23:18:15,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:15,745 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:15,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:15,757 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:15,758 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:15,785 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:15,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Ended with exit code 0 [2024-12-05 23:18:15,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:15,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:15,791 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:15,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:15,791 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:15,791 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:15,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:15,793 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:15,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Waiting until timeout for monitored process [2024-12-05 23:18:15,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:15,842 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:15,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:15,855 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:15,855 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:15,884 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:15,886 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Ended with exit code 0 [2024-12-05 23:18:15,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:15,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:15,891 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:15,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:15,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:15,891 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:15,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:15,893 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:15,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Waiting until timeout for monitored process [2024-12-05 23:18:15,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:15,942 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:15,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:15,955 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:15,955 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:15,990 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:15,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Ended with exit code 0 [2024-12-05 23:18:15,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:15,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:15,997 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:15,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:15,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:15,997 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:15,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:15,999 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:15,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Waiting until timeout for monitored process [2024-12-05 23:18:16,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:16,048 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:16,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:16,060 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:16,060 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:16,091 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:16,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Ended with exit code 0 [2024-12-05 23:18:16,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:16,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:16,099 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:16,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:16,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:16,100 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:16,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:16,101 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:16,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Waiting until timeout for monitored process [2024-12-05 23:18:16,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:16,156 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:16,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:16,169 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:16,169 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:16,204 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:16,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Ended with exit code 0 [2024-12-05 23:18:16,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:16,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:16,212 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:16,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:16,212 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:16,212 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:16,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:16,213 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:16,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Waiting until timeout for monitored process [2024-12-05 23:18:16,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:16,262 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:16,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:16,274 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:16,274 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:16,308 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:16,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Ended with exit code 0 [2024-12-05 23:18:16,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:16,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:16,315 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:16,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:16,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:16,315 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:16,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:16,317 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:16,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Waiting until timeout for monitored process [2024-12-05 23:18:16,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:16,366 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:16,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:16,380 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:16,380 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:16,410 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:16,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Ended with exit code 0 [2024-12-05 23:18:16,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:16,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:16,416 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:16,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:16,417 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:16,417 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:16,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:16,418 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:16,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Waiting until timeout for monitored process [2024-12-05 23:18:16,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:16,467 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:16,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:16,479 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:16,480 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:16,515 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:16,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Ended with exit code 0 [2024-12-05 23:18:16,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:16,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:16,522 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:16,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:16,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:16,522 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:16,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:16,523 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:16,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Waiting until timeout for monitored process [2024-12-05 23:18:16,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:16,573 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:16,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:16,587 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:16,587 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:16,619 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:16,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Ended with exit code 0 [2024-12-05 23:18:16,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:16,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:16,626 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:16,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:16,626 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:16,627 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:16,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:16,628 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:16,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Waiting until timeout for monitored process [2024-12-05 23:18:16,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:16,682 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:16,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:16,696 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:16,696 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:16,730 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:16,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Ended with exit code 0 [2024-12-05 23:18:16,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:16,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:16,739 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:16,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:16,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:16,739 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:16,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:16,740 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:16,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Waiting until timeout for monitored process [2024-12-05 23:18:16,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:16,795 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:16,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:16,809 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:16,810 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:16,845 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:16,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Ended with exit code 0 [2024-12-05 23:18:16,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:16,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:16,855 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:16,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:16,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:16,855 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:16,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:16,856 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:16,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Waiting until timeout for monitored process [2024-12-05 23:18:16,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:16,911 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:16,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:16,924 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:16,924 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:16,955 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:16,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Ended with exit code 0 [2024-12-05 23:18:16,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:16,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:16,962 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:16,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:16,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:16,962 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:16,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:16,964 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:16,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (208)] Waiting until timeout for monitored process [2024-12-05 23:18:17,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:17,018 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:17,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:17,031 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:17,031 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:17,061 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:17,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (208)] Ended with exit code 0 [2024-12-05 23:18:17,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:17,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:17,067 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:17,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:17,067 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:17,067 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:17,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:17,069 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:17,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (209)] Waiting until timeout for monitored process [2024-12-05 23:18:17,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:17,124 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:17,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:17,137 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:17,137 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:17,174 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:17,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (209)] Ended with exit code 0 [2024-12-05 23:18:17,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:17,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:17,181 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:17,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:17,181 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:17,181 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:17,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:17,183 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:17,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (210)] Waiting until timeout for monitored process [2024-12-05 23:18:17,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:17,238 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:17,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:17,252 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:17,253 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:17,289 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:17,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (210)] Ended with exit code 0 [2024-12-05 23:18:17,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:17,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:17,296 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:17,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:17,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:17,296 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:17,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:17,298 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:17,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (211)] Waiting until timeout for monitored process [2024-12-05 23:18:17,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:17,352 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:17,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:17,366 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:17,366 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:17,394 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:17,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (211)] Ended with exit code 0 [2024-12-05 23:18:17,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:17,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:17,401 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:17,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:17,401 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:17,401 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:17,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:17,402 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:17,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (212)] Waiting until timeout for monitored process [2024-12-05 23:18:17,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:17,450 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:17,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:17,463 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:17,463 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:17,492 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:17,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (212)] Ended with exit code 0 [2024-12-05 23:18:17,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:17,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:17,500 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:17,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:17,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:17,500 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:17,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:17,501 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:17,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (213)] Waiting until timeout for monitored process [2024-12-05 23:18:17,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:17,558 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:17,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:17,571 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:17,571 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:17,605 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:17,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (213)] Ended with exit code 0 [2024-12-05 23:18:17,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:17,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:17,611 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:17,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:17,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:17,611 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:17,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:17,613 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:17,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (214)] Waiting until timeout for monitored process [2024-12-05 23:18:17,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:17,667 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:17,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:17,683 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:17,684 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:17,720 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:17,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (214)] Ended with exit code 0 [2024-12-05 23:18:17,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:17,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:17,727 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:17,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:17,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:17,727 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:17,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:17,729 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:17,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (215)] Waiting until timeout for monitored process [2024-12-05 23:18:17,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:17,787 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:17,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:17,804 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:17,805 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:17,841 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:17,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (215)] Ended with exit code 0 [2024-12-05 23:18:17,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:17,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:17,850 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:17,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:17,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:17,851 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:17,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:17,852 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:17,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (216)] Waiting until timeout for monitored process [2024-12-05 23:18:17,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:17,912 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:17,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:17,927 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:17,928 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:17,965 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:17,967 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (216)] Ended with exit code 0 [2024-12-05 23:18:17,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:17,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:17,973 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:17,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:17,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:17,973 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:17,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:17,975 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:17,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (217)] Waiting until timeout for monitored process [2024-12-05 23:18:18,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:18,025 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:18,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:18,037 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:18,037 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:18,064 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:18,066 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (217)] Ended with exit code 0 [2024-12-05 23:18:18,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:18,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:18,075 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:18,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:18,075 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:18,075 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:18,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:18,077 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:18,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (218)] Waiting until timeout for monitored process [2024-12-05 23:18:18,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:18,126 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:18,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:18,137 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:18,138 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:18,166 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:18,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (218)] Ended with exit code 0 [2024-12-05 23:18:18,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:18,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:18,173 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:18,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:18,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:18,173 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:18,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:18,175 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:18,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (219)] Waiting until timeout for monitored process [2024-12-05 23:18:18,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:18,223 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:18,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:18,237 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:18,238 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:18,268 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:18,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (219)] Ended with exit code 0 [2024-12-05 23:18:18,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:18,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:18,274 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:18,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:18,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:18,275 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:18,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:18,276 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:18,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (220)] Waiting until timeout for monitored process [2024-12-05 23:18:18,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:18,329 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:18,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:18,342 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:18,343 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:18,374 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:18,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (220)] Ended with exit code 0 [2024-12-05 23:18:18,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:18,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:18,381 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:18,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:18,381 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:18,381 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:18,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:18,382 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:18,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (221)] Waiting until timeout for monitored process [2024-12-05 23:18:18,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:18,430 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:18,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:18,442 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:18,442 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:18,476 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:18,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (221)] Ended with exit code 0 [2024-12-05 23:18:18,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:18,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:18,482 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:18,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:18,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:18,482 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:18,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:18,483 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:18,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (222)] Waiting until timeout for monitored process [2024-12-05 23:18:18,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:18,537 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:18,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:18,548 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:18,549 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:18,580 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:18,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (222)] Ended with exit code 0 [2024-12-05 23:18:18,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:18,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:18,587 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:18,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:18,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:18,587 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:18,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:18,589 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:18,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (223)] Waiting until timeout for monitored process [2024-12-05 23:18:18,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:18,642 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:18,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:18,655 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:18,655 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:18,685 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:18,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (223)] Ended with exit code 0 [2024-12-05 23:18:18,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:18,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:18,691 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:18,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:18,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:18,691 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:18,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:18,693 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:18,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (224)] Waiting until timeout for monitored process [2024-12-05 23:18:18,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:18,746 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:18,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:18,758 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:18,758 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:18,786 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:18,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (224)] Ended with exit code 0 [2024-12-05 23:18:18,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:18,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:18,792 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:18,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:18,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:18,792 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:18,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:18,794 INFO L229 MonitoredProcess]: Starting monitored process 225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:18,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (225)] Waiting until timeout for monitored process [2024-12-05 23:18:18,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:18,844 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:18,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:18,857 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:18,858 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:18,893 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:18,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (225)] Ended with exit code 0 [2024-12-05 23:18:18,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:18,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:18,901 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:18,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:18,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:18,901 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:18,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:18,902 INFO L229 MonitoredProcess]: Starting monitored process 226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:18,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (226)] Waiting until timeout for monitored process [2024-12-05 23:18:18,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:18,952 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:18,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:18,965 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:18,965 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:19,001 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:19,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (226)] Ended with exit code 0 [2024-12-05 23:18:19,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:19,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:19,008 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:19,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:19,008 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:19,008 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:19,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:19,009 INFO L229 MonitoredProcess]: Starting monitored process 227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:19,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (227)] Waiting until timeout for monitored process [2024-12-05 23:18:19,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:19,064 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:19,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:19,079 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:19,080 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:19,114 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:19,116 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (227)] Ended with exit code 0 [2024-12-05 23:18:19,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:19,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:19,121 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:19,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:19,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:19,121 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:19,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:19,122 INFO L229 MonitoredProcess]: Starting monitored process 228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:19,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (228)] Waiting until timeout for monitored process [2024-12-05 23:18:19,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:19,171 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:19,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:19,183 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:19,184 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:19,222 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:19,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (228)] Ended with exit code 0 [2024-12-05 23:18:19,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:19,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:19,229 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:19,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:19,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:19,229 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:19,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:19,230 INFO L229 MonitoredProcess]: Starting monitored process 229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:19,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (229)] Waiting until timeout for monitored process [2024-12-05 23:18:19,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:19,284 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:19,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:19,297 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:19,297 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:19,327 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:19,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (229)] Ended with exit code 0 [2024-12-05 23:18:19,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:19,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:19,334 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:19,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:19,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:19,334 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:19,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:19,335 INFO L229 MonitoredProcess]: Starting monitored process 230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:19,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (230)] Waiting until timeout for monitored process [2024-12-05 23:18:19,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:19,388 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:19,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:19,400 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:19,400 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:19,430 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:19,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (230)] Ended with exit code 0 [2024-12-05 23:18:19,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:19,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:19,439 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:19,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:19,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:19,439 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:19,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:19,440 INFO L229 MonitoredProcess]: Starting monitored process 231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:19,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (231)] Waiting until timeout for monitored process [2024-12-05 23:18:19,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:19,494 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:19,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:19,508 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:19,508 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:19,538 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:19,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (231)] Ended with exit code 0 [2024-12-05 23:18:19,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:19,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:19,545 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:19,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:19,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:19,545 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:19,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:19,547 INFO L229 MonitoredProcess]: Starting monitored process 232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:19,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (232)] Waiting until timeout for monitored process [2024-12-05 23:18:19,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:19,595 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:19,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:19,608 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:19,608 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:19,638 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:19,639 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (232)] Ended with exit code 0 [2024-12-05 23:18:19,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:19,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:19,644 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:19,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:19,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:19,644 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:19,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:19,645 INFO L229 MonitoredProcess]: Starting monitored process 233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:19,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (233)] Waiting until timeout for monitored process [2024-12-05 23:18:19,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:19,699 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:19,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:19,712 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:19,712 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:19,745 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:19,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (233)] Ended with exit code 0 [2024-12-05 23:18:19,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:19,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:19,751 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:19,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:19,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:19,751 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:19,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:19,753 INFO L229 MonitoredProcess]: Starting monitored process 234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:19,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (234)] Waiting until timeout for monitored process [2024-12-05 23:18:19,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:19,804 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:19,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:19,816 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:19,817 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:19,846 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:19,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (234)] Ended with exit code 0 [2024-12-05 23:18:19,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:19,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:19,852 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:19,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:19,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:19,853 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:19,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:19,854 INFO L229 MonitoredProcess]: Starting monitored process 235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:19,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (235)] Waiting until timeout for monitored process [2024-12-05 23:18:19,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:19,910 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:19,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:19,925 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:19,926 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:19,960 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:19,962 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (235)] Ended with exit code 0 [2024-12-05 23:18:19,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:19,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:19,969 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:19,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:19,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:19,969 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:19,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:19,970 INFO L229 MonitoredProcess]: Starting monitored process 236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:19,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (236)] Waiting until timeout for monitored process [2024-12-05 23:18:20,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:20,027 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:20,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:20,043 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:20,043 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:20,076 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:20,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (236)] Ended with exit code 0 [2024-12-05 23:18:20,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:20,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:20,083 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:20,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:20,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:20,083 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:20,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:20,085 INFO L229 MonitoredProcess]: Starting monitored process 237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:20,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (237)] Waiting until timeout for monitored process [2024-12-05 23:18:20,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:20,140 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:20,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:20,153 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:20,153 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:20,186 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:20,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (237)] Ended with exit code 0 [2024-12-05 23:18:20,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:20,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:20,193 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:20,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:20,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:20,194 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:20,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:20,195 INFO L229 MonitoredProcess]: Starting monitored process 238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:20,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (238)] Waiting until timeout for monitored process [2024-12-05 23:18:20,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:20,247 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:20,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:20,259 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:20,259 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:20,290 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:20,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (238)] Ended with exit code 0 [2024-12-05 23:18:20,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:20,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:20,297 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:20,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:20,298 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:20,298 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:20,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:20,299 INFO L229 MonitoredProcess]: Starting monitored process 239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:20,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (239)] Waiting until timeout for monitored process [2024-12-05 23:18:20,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:20,353 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:20,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:20,365 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:20,365 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:20,402 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:20,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (239)] Ended with exit code 0 [2024-12-05 23:18:20,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:20,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:20,410 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:20,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:20,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:20,410 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:20,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:20,412 INFO L229 MonitoredProcess]: Starting monitored process 240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:20,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (240)] Waiting until timeout for monitored process [2024-12-05 23:18:20,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:20,464 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:20,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:20,476 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:20,476 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:20,503 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:20,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (240)] Ended with exit code 0 [2024-12-05 23:18:20,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:20,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:20,510 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:20,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:20,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:20,510 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:20,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:20,511 INFO L229 MonitoredProcess]: Starting monitored process 241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:20,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (241)] Waiting until timeout for monitored process [2024-12-05 23:18:20,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:20,560 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:20,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:20,573 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:20,573 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:20,603 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:20,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (241)] Ended with exit code 0 [2024-12-05 23:18:20,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:20,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:20,609 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:20,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:20,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:20,610 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:20,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:20,611 INFO L229 MonitoredProcess]: Starting monitored process 242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:20,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (242)] Waiting until timeout for monitored process [2024-12-05 23:18:20,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:20,660 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:20,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:20,674 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:20,674 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:20,703 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:20,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (242)] Ended with exit code 0 [2024-12-05 23:18:20,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:20,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:20,709 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:20,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:20,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:20,709 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:20,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:20,710 INFO L229 MonitoredProcess]: Starting monitored process 243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:20,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (243)] Waiting until timeout for monitored process [2024-12-05 23:18:20,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:20,759 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:20,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:20,776 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:20,776 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:20,809 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:20,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (243)] Ended with exit code 0 [2024-12-05 23:18:20,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:20,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:20,816 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:20,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:20,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:20,816 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:20,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:20,817 INFO L229 MonitoredProcess]: Starting monitored process 244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:20,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (244)] Waiting until timeout for monitored process [2024-12-05 23:18:20,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:20,866 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:20,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:20,879 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:20,880 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:20,907 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:20,909 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (244)] Ended with exit code 0 [2024-12-05 23:18:20,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:20,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:20,914 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:20,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:20,914 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:20,914 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:20,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:20,915 INFO L229 MonitoredProcess]: Starting monitored process 245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:20,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (245)] Waiting until timeout for monitored process [2024-12-05 23:18:20,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:20,970 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:20,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:20,983 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:20,983 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:21,018 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:21,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (245)] Ended with exit code 0 [2024-12-05 23:18:21,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:21,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:21,025 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:21,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:21,025 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:21,025 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:21,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:21,027 INFO L229 MonitoredProcess]: Starting monitored process 246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:21,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (246)] Waiting until timeout for monitored process [2024-12-05 23:18:21,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:21,079 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:21,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:21,091 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:21,091 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:21,121 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:21,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (246)] Ended with exit code 0 [2024-12-05 23:18:21,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:21,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:21,132 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:21,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:21,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:21,132 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:21,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:21,133 INFO L229 MonitoredProcess]: Starting monitored process 247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:21,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (247)] Waiting until timeout for monitored process [2024-12-05 23:18:21,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:21,188 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:21,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:21,201 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:21,201 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:21,230 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:21,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (247)] Forceful destruction successful, exit code 0 [2024-12-05 23:18:21,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:21,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:21,236 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:21,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:21,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:21,236 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:21,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:21,238 INFO L229 MonitoredProcess]: Starting monitored process 248 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:21,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (248)] Waiting until timeout for monitored process [2024-12-05 23:18:21,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:21,291 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:21,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:21,304 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:21,304 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:21,334 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:21,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (248)] Ended with exit code 0 [2024-12-05 23:18:21,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:21,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:21,341 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:21,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:21,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:21,341 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:21,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:21,342 INFO L229 MonitoredProcess]: Starting monitored process 249 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:21,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (249)] Waiting until timeout for monitored process [2024-12-05 23:18:21,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:21,390 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:21,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:21,402 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:21,402 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:21,433 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:21,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (249)] Ended with exit code 0 [2024-12-05 23:18:21,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:21,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:21,439 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:21,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:21,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:21,439 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:21,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:21,441 INFO L229 MonitoredProcess]: Starting monitored process 250 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:21,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (250)] Waiting until timeout for monitored process [2024-12-05 23:18:21,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:21,493 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:21,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:21,506 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:21,506 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:21,539 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:21,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (250)] Ended with exit code 0 [2024-12-05 23:18:21,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:21,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:21,547 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:21,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:21,547 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:21,547 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:21,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:21,549 INFO L229 MonitoredProcess]: Starting monitored process 251 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:21,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (251)] Waiting until timeout for monitored process [2024-12-05 23:18:21,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:21,603 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:21,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:21,615 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:21,615 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:21,649 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:21,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (251)] Ended with exit code 0 [2024-12-05 23:18:21,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:21,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:21,656 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:21,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:21,656 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:21,656 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:21,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:21,658 INFO L229 MonitoredProcess]: Starting monitored process 252 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:21,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (252)] Waiting until timeout for monitored process [2024-12-05 23:18:21,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:21,712 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:21,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:21,724 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:21,725 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:21,759 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:21,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (252)] Ended with exit code 0 [2024-12-05 23:18:21,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:21,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:21,766 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:21,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:21,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:21,766 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:21,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:21,768 INFO L229 MonitoredProcess]: Starting monitored process 253 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:21,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (253)] Waiting until timeout for monitored process [2024-12-05 23:18:21,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:21,820 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:21,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:21,833 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:21,833 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:21,863 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:21,864 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (253)] Ended with exit code 0 [2024-12-05 23:18:21,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:21,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:21,869 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:21,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:21,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:21,869 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:21,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:21,870 INFO L229 MonitoredProcess]: Starting monitored process 254 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:21,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (254)] Waiting until timeout for monitored process [2024-12-05 23:18:21,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:21,934 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:21,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:21,949 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:21,949 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:21,980 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:21,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (254)] Ended with exit code 0 [2024-12-05 23:18:21,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:21,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:21,988 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:21,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:21,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:21,988 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:21,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:21,989 INFO L229 MonitoredProcess]: Starting monitored process 255 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:21,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (255)] Waiting until timeout for monitored process [2024-12-05 23:18:22,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:22,044 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:22,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:22,059 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:22,059 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:22,092 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:22,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (255)] Ended with exit code 0 [2024-12-05 23:18:22,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:22,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:22,100 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:22,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:22,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:22,100 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:22,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:22,102 INFO L229 MonitoredProcess]: Starting monitored process 256 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:22,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (256)] Waiting until timeout for monitored process [2024-12-05 23:18:22,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:22,155 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:22,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:22,168 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:22,168 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:22,202 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:22,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (256)] Ended with exit code 0 [2024-12-05 23:18:22,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:22,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:22,209 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:22,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:22,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:22,210 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:22,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:22,211 INFO L229 MonitoredProcess]: Starting monitored process 257 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:22,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (257)] Waiting until timeout for monitored process [2024-12-05 23:18:22,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:22,269 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:22,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:22,286 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:22,287 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:22,322 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:22,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (257)] Ended with exit code 0 [2024-12-05 23:18:22,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:22,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:22,329 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:22,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:22,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:22,330 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:22,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:22,331 INFO L229 MonitoredProcess]: Starting monitored process 258 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:22,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (258)] Waiting until timeout for monitored process [2024-12-05 23:18:22,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:22,387 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:22,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:22,401 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:22,402 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:22,433 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:22,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (258)] Ended with exit code 0 [2024-12-05 23:18:22,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:22,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:22,442 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:22,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:22,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:22,442 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:22,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:22,443 INFO L229 MonitoredProcess]: Starting monitored process 259 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:22,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (259)] Waiting until timeout for monitored process [2024-12-05 23:18:22,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:22,495 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:22,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:22,507 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:22,507 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:22,540 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:22,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (259)] Ended with exit code 0 [2024-12-05 23:18:22,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:22,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:22,547 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:22,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:22,547 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:22,547 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:22,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:22,549 INFO L229 MonitoredProcess]: Starting monitored process 260 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:22,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (260)] Waiting until timeout for monitored process [2024-12-05 23:18:22,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:22,597 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:22,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:22,611 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:22,612 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:22,640 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:22,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (260)] Ended with exit code 0 [2024-12-05 23:18:22,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:22,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:22,647 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:22,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:22,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:22,647 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:22,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:22,649 INFO L229 MonitoredProcess]: Starting monitored process 261 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:22,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (261)] Waiting until timeout for monitored process [2024-12-05 23:18:22,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:22,702 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:22,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:22,714 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:22,715 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:22,747 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:22,749 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (261)] Ended with exit code 0 [2024-12-05 23:18:22,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:22,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:22,754 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:22,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:22,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:22,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:22,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:22,756 INFO L229 MonitoredProcess]: Starting monitored process 262 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:22,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (262)] Waiting until timeout for monitored process [2024-12-05 23:18:22,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:22,810 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:22,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:22,825 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:22,825 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:22,854 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:22,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (262)] Ended with exit code 0 [2024-12-05 23:18:22,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:22,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:22,861 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:22,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:22,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:22,861 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:22,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:22,862 INFO L229 MonitoredProcess]: Starting monitored process 263 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:22,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (263)] Waiting until timeout for monitored process [2024-12-05 23:18:22,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:22,915 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:22,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:22,928 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:22,929 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:22,957 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:22,959 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (263)] Ended with exit code 0 [2024-12-05 23:18:22,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:22,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:22,965 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:22,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:22,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:22,965 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:22,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:22,966 INFO L229 MonitoredProcess]: Starting monitored process 264 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:22,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (264)] Waiting until timeout for monitored process [2024-12-05 23:18:23,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:23,021 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:23,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:23,037 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:23,037 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:23,072 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:23,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (264)] Ended with exit code 0 [2024-12-05 23:18:23,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:23,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:23,079 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:23,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:23,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:23,079 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:23,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:23,080 INFO L229 MonitoredProcess]: Starting monitored process 265 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:23,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (265)] Waiting until timeout for monitored process [2024-12-05 23:18:23,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:23,131 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:23,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:23,142 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:23,143 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:23,172 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:23,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (265)] Ended with exit code 0 [2024-12-05 23:18:23,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:23,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:23,179 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:23,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:23,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:23,179 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:23,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:23,180 INFO L229 MonitoredProcess]: Starting monitored process 266 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:23,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (266)] Waiting until timeout for monitored process [2024-12-05 23:18:23,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:23,233 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:23,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:23,246 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:23,247 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:23,281 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:23,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (266)] Ended with exit code 0 [2024-12-05 23:18:23,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:23,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:23,288 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:23,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:23,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:23,288 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:23,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:23,290 INFO L229 MonitoredProcess]: Starting monitored process 267 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:23,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (267)] Waiting until timeout for monitored process [2024-12-05 23:18:23,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:23,338 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:23,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:23,350 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:23,351 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:23,381 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:23,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (267)] Ended with exit code 0 [2024-12-05 23:18:23,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:23,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:23,388 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:23,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:23,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:23,388 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:23,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:23,390 INFO L229 MonitoredProcess]: Starting monitored process 268 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:23,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (268)] Waiting until timeout for monitored process [2024-12-05 23:18:23,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:23,443 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:23,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:23,458 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:23,458 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:23,491 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:23,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (268)] Ended with exit code 0 [2024-12-05 23:18:23,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:23,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:23,497 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:23,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:23,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:23,497 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:23,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:23,499 INFO L229 MonitoredProcess]: Starting monitored process 269 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:23,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (269)] Waiting until timeout for monitored process [2024-12-05 23:18:23,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:23,551 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:23,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:23,564 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:23,564 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:23,592 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:23,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (269)] Ended with exit code 0 [2024-12-05 23:18:23,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:23,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:23,598 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:23,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:23,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:23,598 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:23,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:23,600 INFO L229 MonitoredProcess]: Starting monitored process 270 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:23,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (270)] Waiting until timeout for monitored process [2024-12-05 23:18:23,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:23,653 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:23,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:23,666 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:23,666 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:23,699 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:23,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (270)] Ended with exit code 0 [2024-12-05 23:18:23,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:23,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:23,707 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:23,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:23,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:23,707 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:23,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:23,709 INFO L229 MonitoredProcess]: Starting monitored process 271 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:23,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (271)] Waiting until timeout for monitored process [2024-12-05 23:18:23,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:23,764 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:23,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:23,777 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:23,778 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:23,810 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:23,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (271)] Ended with exit code 0 [2024-12-05 23:18:23,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:23,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:23,819 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:23,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:23,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:23,819 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:23,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:23,821 INFO L229 MonitoredProcess]: Starting monitored process 272 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:23,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (272)] Waiting until timeout for monitored process [2024-12-05 23:18:23,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:23,875 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:23,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:23,890 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:23,890 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:23,923 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:23,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (272)] Ended with exit code 0 [2024-12-05 23:18:23,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:23,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:23,930 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:23,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:23,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:23,930 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:23,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:23,931 INFO L229 MonitoredProcess]: Starting monitored process 273 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:23,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (273)] Waiting until timeout for monitored process [2024-12-05 23:18:23,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:23,980 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:23,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:23,994 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:23,994 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:24,027 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:24,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (273)] Ended with exit code 0 [2024-12-05 23:18:24,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:24,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:24,035 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:24,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:24,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:24,035 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:24,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:24,037 INFO L229 MonitoredProcess]: Starting monitored process 274 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:24,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (274)] Waiting until timeout for monitored process [2024-12-05 23:18:24,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:24,085 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:24,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:24,100 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:24,100 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:24,131 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:24,133 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (274)] Ended with exit code 0 [2024-12-05 23:18:24,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:24,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:24,139 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:24,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:24,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:24,139 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:24,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:24,140 INFO L229 MonitoredProcess]: Starting monitored process 275 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:24,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (275)] Waiting until timeout for monitored process [2024-12-05 23:18:24,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:24,194 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:24,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:24,206 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:24,206 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:24,241 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:24,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (275)] Ended with exit code 0 [2024-12-05 23:18:24,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:24,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:24,251 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:24,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:24,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:24,252 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:24,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:24,253 INFO L229 MonitoredProcess]: Starting monitored process 276 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:24,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (276)] Waiting until timeout for monitored process [2024-12-05 23:18:24,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:24,309 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:24,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:24,324 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:24,325 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:24,358 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:24,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (276)] Ended with exit code 0 [2024-12-05 23:18:24,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:24,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:24,365 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:24,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:24,365 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:24,365 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:24,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:24,367 INFO L229 MonitoredProcess]: Starting monitored process 277 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:24,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (277)] Waiting until timeout for monitored process [2024-12-05 23:18:24,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:24,422 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:24,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:24,438 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:24,438 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:24,472 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:24,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (277)] Ended with exit code 0 [2024-12-05 23:18:24,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:24,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:24,479 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:24,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:24,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:24,480 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:24,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:24,481 INFO L229 MonitoredProcess]: Starting monitored process 278 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:24,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (278)] Waiting until timeout for monitored process [2024-12-05 23:18:24,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:24,529 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:24,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:24,543 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:24,543 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:24,572 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:24,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (278)] Ended with exit code 0 [2024-12-05 23:18:24,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:24,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:24,579 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:24,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:24,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:24,579 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:24,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:24,581 INFO L229 MonitoredProcess]: Starting monitored process 279 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:24,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (279)] Waiting until timeout for monitored process [2024-12-05 23:18:24,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:24,629 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:24,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:24,643 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:24,643 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:24,675 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:24,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (279)] Ended with exit code 0 [2024-12-05 23:18:24,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:24,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:24,681 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:24,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:24,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:24,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:24,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:24,683 INFO L229 MonitoredProcess]: Starting monitored process 280 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:24,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (280)] Waiting until timeout for monitored process [2024-12-05 23:18:24,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:24,731 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:24,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:24,743 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:24,743 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:24,778 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:24,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (280)] Ended with exit code 0 [2024-12-05 23:18:24,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:24,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:24,786 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:24,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:24,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:24,786 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:24,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:24,788 INFO L229 MonitoredProcess]: Starting monitored process 281 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:24,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (281)] Waiting until timeout for monitored process [2024-12-05 23:18:24,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:24,842 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:24,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:24,854 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:24,855 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:24,881 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:24,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (281)] Ended with exit code 0 [2024-12-05 23:18:24,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:24,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:24,888 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:24,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:24,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:24,888 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:24,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:24,889 INFO L229 MonitoredProcess]: Starting monitored process 282 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:24,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (282)] Waiting until timeout for monitored process [2024-12-05 23:18:24,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:24,937 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:24,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:24,951 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:24,952 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:24,979 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:24,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (282)] Ended with exit code 0 [2024-12-05 23:18:24,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:24,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:24,985 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:24,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:24,985 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:24,985 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:24,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:24,987 INFO L229 MonitoredProcess]: Starting monitored process 283 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:24,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (283)] Waiting until timeout for monitored process [2024-12-05 23:18:25,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:25,044 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:25,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:25,056 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:25,057 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:25,084 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:25,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (283)] Ended with exit code 0 [2024-12-05 23:18:25,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:25,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:25,090 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:25,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:25,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:25,091 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:25,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:25,092 INFO L229 MonitoredProcess]: Starting monitored process 284 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:25,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (284)] Waiting until timeout for monitored process [2024-12-05 23:18:25,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:25,140 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:25,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:25,153 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:25,153 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:25,181 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:25,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (284)] Ended with exit code 0 [2024-12-05 23:18:25,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:25,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:25,187 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:25,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:25,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:25,187 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:25,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:25,188 INFO L229 MonitoredProcess]: Starting monitored process 285 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:25,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (285)] Waiting until timeout for monitored process [2024-12-05 23:18:25,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:25,236 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:25,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:25,249 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:25,249 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:25,282 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:25,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (285)] Ended with exit code 0 [2024-12-05 23:18:25,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:25,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:25,289 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:25,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:25,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:25,289 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:25,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:25,290 INFO L229 MonitoredProcess]: Starting monitored process 286 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:25,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (286)] Waiting until timeout for monitored process [2024-12-05 23:18:25,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:25,342 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:25,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:25,356 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:25,356 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:25,386 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:25,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (286)] Ended with exit code 0 [2024-12-05 23:18:25,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:25,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:25,392 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:25,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:25,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:25,392 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:25,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:25,393 INFO L229 MonitoredProcess]: Starting monitored process 287 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:25,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (287)] Waiting until timeout for monitored process [2024-12-05 23:18:25,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:25,442 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:25,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:25,454 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:25,455 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:25,481 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:25,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (287)] Ended with exit code 0 [2024-12-05 23:18:25,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:25,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:25,488 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:25,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:25,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:25,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:25,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:25,489 INFO L229 MonitoredProcess]: Starting monitored process 288 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:25,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (288)] Waiting until timeout for monitored process [2024-12-05 23:18:25,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:25,540 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:25,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:25,553 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:25,553 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:25,588 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:25,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (288)] Ended with exit code 0 [2024-12-05 23:18:25,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:25,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:25,597 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:25,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:25,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:25,598 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:25,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:25,599 INFO L229 MonitoredProcess]: Starting monitored process 289 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:25,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (289)] Waiting until timeout for monitored process [2024-12-05 23:18:25,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:25,653 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:25,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:25,667 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:25,668 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:25,702 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:25,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (289)] Ended with exit code 0 [2024-12-05 23:18:25,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:25,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:25,710 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:25,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:25,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:25,711 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:25,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:25,712 INFO L229 MonitoredProcess]: Starting monitored process 290 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:25,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (290)] Waiting until timeout for monitored process [2024-12-05 23:18:25,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:25,766 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:25,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:25,780 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:25,780 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:25,814 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:25,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (290)] Ended with exit code 0 [2024-12-05 23:18:25,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:25,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:25,820 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:25,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:25,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:25,820 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:25,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:25,822 INFO L229 MonitoredProcess]: Starting monitored process 291 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:25,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (291)] Waiting until timeout for monitored process [2024-12-05 23:18:25,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:25,870 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:25,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:25,884 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:25,884 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:25,913 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:25,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (291)] Ended with exit code 0 [2024-12-05 23:18:25,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:25,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:25,920 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:25,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:25,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:25,920 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:25,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:25,921 INFO L229 MonitoredProcess]: Starting monitored process 292 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:25,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (292)] Waiting until timeout for monitored process [2024-12-05 23:18:25,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:25,970 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:25,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:25,982 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:25,982 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:26,012 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:26,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (292)] Ended with exit code 0 [2024-12-05 23:18:26,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:26,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:26,019 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:26,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:26,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:26,019 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:26,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:26,020 INFO L229 MonitoredProcess]: Starting monitored process 293 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:26,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (293)] Waiting until timeout for monitored process [2024-12-05 23:18:26,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:26,074 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:26,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:26,087 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:26,087 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:26,118 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:26,119 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (293)] Ended with exit code 0 [2024-12-05 23:18:26,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:26,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:26,126 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:26,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:26,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:26,126 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:26,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:26,128 INFO L229 MonitoredProcess]: Starting monitored process 294 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:26,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (294)] Waiting until timeout for monitored process [2024-12-05 23:18:26,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:26,176 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:26,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:26,191 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:26,191 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:26,219 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:26,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (294)] Ended with exit code 0 [2024-12-05 23:18:26,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:26,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:26,225 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:26,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:26,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:26,225 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:26,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:26,226 INFO L229 MonitoredProcess]: Starting monitored process 295 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:26,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (295)] Waiting until timeout for monitored process [2024-12-05 23:18:26,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:26,276 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:26,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:26,288 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:26,288 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:26,316 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:26,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (295)] Ended with exit code 0 [2024-12-05 23:18:26,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:26,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:26,322 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:26,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:26,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:26,322 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:26,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:26,324 INFO L229 MonitoredProcess]: Starting monitored process 296 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:26,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (296)] Waiting until timeout for monitored process [2024-12-05 23:18:26,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:26,372 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:26,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:26,385 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:26,385 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:26,416 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:26,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (296)] Ended with exit code 0 [2024-12-05 23:18:26,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:26,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:26,422 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:26,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:26,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:26,422 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:26,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:26,424 INFO L229 MonitoredProcess]: Starting monitored process 297 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:26,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (297)] Waiting until timeout for monitored process [2024-12-05 23:18:26,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:26,472 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:26,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:26,483 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:26,483 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:26,519 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:26,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (297)] Ended with exit code 0 [2024-12-05 23:18:26,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:26,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:26,525 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:26,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:26,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:26,525 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:26,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:26,527 INFO L229 MonitoredProcess]: Starting monitored process 298 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:26,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (298)] Waiting until timeout for monitored process [2024-12-05 23:18:26,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:26,581 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:26,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:26,594 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:26,594 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:26,623 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:26,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (298)] Ended with exit code 0 [2024-12-05 23:18:26,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:26,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:26,630 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:26,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:26,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:26,630 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:26,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:26,632 INFO L229 MonitoredProcess]: Starting monitored process 299 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:26,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (299)] Waiting until timeout for monitored process [2024-12-05 23:18:26,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:26,680 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:26,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:26,695 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:26,695 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:26,729 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:26,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (299)] Ended with exit code 0 [2024-12-05 23:18:26,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:26,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:26,735 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:26,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:26,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:26,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:26,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:26,737 INFO L229 MonitoredProcess]: Starting monitored process 300 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:26,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (300)] Waiting until timeout for monitored process [2024-12-05 23:18:26,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:26,791 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:26,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:26,804 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:26,804 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:26,838 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:26,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (300)] Ended with exit code 0 [2024-12-05 23:18:26,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:26,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:26,844 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:26,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:26,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:26,844 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:26,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:26,845 INFO L229 MonitoredProcess]: Starting monitored process 301 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:26,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (301)] Waiting until timeout for monitored process [2024-12-05 23:18:26,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:26,899 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:26,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:26,914 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:26,915 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:18:26,950 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 23:18:26,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (301)] Ended with exit code 0 [2024-12-05 23:18:26,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:18:26,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 37 states and 70 transitions. [2024-12-05 23:18:26,956 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 70 transitions. [2024-12-05 23:18:26,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:18:26,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:18:26,956 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:18:26,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:18:26,957 INFO L229 MonitoredProcess]: Starting monitored process 302 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:18:26,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24612ed6-cde1-47ad-8469-49388685fbab/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (302)] Waiting until timeout for monitored process [2024-12-05 23:18:27,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:27,006 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:18:27,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:18:27,020 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:18:27,020 INFO L279 TraceCheckSpWp]: Computing forward predicates...