./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench/ps2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847fd56a-24b5-4027-a47c-f233654a60b8/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847fd56a-24b5-4027-a47c-f233654a60b8/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847fd56a-24b5-4027-a47c-f233654a60b8/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847fd56a-24b5-4027-a47c-f233654a60b8/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/ps2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847fd56a-24b5-4027-a47c-f233654a60b8/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847fd56a-24b5-4027-a47c-f233654a60b8/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 25490720cd12fbf92ba4299aab4e23d4e509bef5b5242c3c32f3ef2d8d785b67 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:14:55,462 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:14:55,609 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847fd56a-24b5-4027-a47c-f233654a60b8/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:14:55,617 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:14:55,618 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:14:55,659 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:14:55,661 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:14:55,661 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:14:55,662 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:14:55,667 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:14:55,669 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:14:55,669 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:14:55,670 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:14:55,672 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:14:55,672 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:14:55,673 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:14:55,673 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:14:55,674 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:14:55,674 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:14:55,675 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:14:55,675 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:14:55,676 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:14:55,676 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:14:55,677 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:14:55,677 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:14:55,679 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:14:55,680 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:14:55,680 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:14:55,681 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:14:55,682 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:14:55,683 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:14:55,683 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:14:55,684 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:14:55,684 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:14:55,684 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:14:55,684 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847fd56a-24b5-4027-a47c-f233654a60b8/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847fd56a-24b5-4027-a47c-f233654a60b8/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 25490720cd12fbf92ba4299aab4e23d4e509bef5b5242c3c32f3ef2d8d785b67 [2023-11-19 03:14:56,024 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:14:56,061 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:14:56,064 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:14:56,066 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:14:56,066 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:14:56,068 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847fd56a-24b5-4027-a47c-f233654a60b8/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench/ps2.c [2023-11-19 03:14:59,642 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:14:59,899 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:14:59,900 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847fd56a-24b5-4027-a47c-f233654a60b8/sv-benchmarks/c/nla-digbench/ps2.c [2023-11-19 03:14:59,909 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847fd56a-24b5-4027-a47c-f233654a60b8/bin/ukojak-verify-G8NBE6pJGL/data/6ac726293/6ad9bab396394e76a3d239a6ab1ac71f/FLAG43cb78bb9 [2023-11-19 03:14:59,930 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847fd56a-24b5-4027-a47c-f233654a60b8/bin/ukojak-verify-G8NBE6pJGL/data/6ac726293/6ad9bab396394e76a3d239a6ab1ac71f [2023-11-19 03:14:59,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:14:59,940 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:14:59,944 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:14:59,944 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:14:59,950 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:14:59,951 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:14:59" (1/1) ... [2023-11-19 03:14:59,953 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3296340c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:14:59, skipping insertion in model container [2023-11-19 03:14:59,953 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:14:59" (1/1) ... [2023-11-19 03:14:59,984 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:15:00,183 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:15:00,197 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:15:00,216 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:15:00,234 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:15:00,235 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:00 WrapperNode [2023-11-19 03:15:00,236 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:15:00,237 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:15:00,237 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:15:00,238 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:15:00,247 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:00" (1/1) ... [2023-11-19 03:15:00,257 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:00" (1/1) ... [2023-11-19 03:15:00,280 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2023-11-19 03:15:00,280 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:15:00,281 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:15:00,281 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:15:00,282 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:15:00,291 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:00" (1/1) ... [2023-11-19 03:15:00,291 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:00" (1/1) ... [2023-11-19 03:15:00,294 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:00" (1/1) ... [2023-11-19 03:15:00,294 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:00" (1/1) ... [2023-11-19 03:15:00,298 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:00" (1/1) ... [2023-11-19 03:15:00,302 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:00" (1/1) ... [2023-11-19 03:15:00,303 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:00" (1/1) ... [2023-11-19 03:15:00,305 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:00" (1/1) ... [2023-11-19 03:15:00,307 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:15:00,308 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:15:00,308 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:15:00,309 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:15:00,310 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:15:00" (1/1) ... [2023-11-19 03:15:00,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:15:00,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847fd56a-24b5-4027-a47c-f233654a60b8/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:15:00,361 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847fd56a-24b5-4027-a47c-f233654a60b8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:15:00,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_847fd56a-24b5-4027-a47c-f233654a60b8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:15:00,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:15:00,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:15:00,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:15:00,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:15:00,421 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:15:00,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:15:00,508 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:15:00,511 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:15:00,771 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:15:00,817 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:15:00,818 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:15:00,824 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:15:00 BoogieIcfgContainer [2023-11-19 03:15:00,824 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:15:00,826 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:15:00,826 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:15:00,835 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:15:00,836 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:15:00" (1/1) ... [2023-11-19 03:15:00,845 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:15:00,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:00,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 53 states and 55 transitions. [2023-11-19 03:15:00,907 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 55 transitions. [2023-11-19 03:15:00,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:15:00,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:00,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:01,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:01,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:01,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:01,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 52 states and 53 transitions. [2023-11-19 03:15:01,098 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 53 transitions. [2023-11-19 03:15:01,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:15:01,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:01,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:01,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:01,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:15:01,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:01,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:01,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:01,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 55 states and 57 transitions. [2023-11-19 03:15:01,297 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 57 transitions. [2023-11-19 03:15:01,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:15:01,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:01,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:01,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:01,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:15:01,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:01,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:01,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:01,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 59 states and 63 transitions. [2023-11-19 03:15:01,569 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 63 transitions. [2023-11-19 03:15:01,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:15:01,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:01,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:01,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:01,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:15:01,600 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:01,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:01,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:01,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 64 states and 70 transitions. [2023-11-19 03:15:01,798 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 70 transitions. [2023-11-19 03:15:01,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:15:01,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:01,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:01,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:01,868 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:15:01,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:01,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:01,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:01,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 65 states and 71 transitions. [2023-11-19 03:15:01,943 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 71 transitions. [2023-11-19 03:15:01,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:15:01,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:01,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:01,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:01,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:15:01,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:02,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:02,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:02,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 68 states and 75 transitions. [2023-11-19 03:15:02,321 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 75 transitions. [2023-11-19 03:15:02,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:15:02,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:02,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:02,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:02,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:15:02,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:02,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:02,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:02,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 73 states and 82 transitions. [2023-11-19 03:15:02,699 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 82 transitions. [2023-11-19 03:15:02,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:15:02,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:02,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:02,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:02,751 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:15:02,753 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:02,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:03,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:03,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 79 states and 89 transitions. [2023-11-19 03:15:03,252 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 89 transitions. [2023-11-19 03:15:03,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:15:03,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:03,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:03,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:03,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:15:03,310 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:03,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:03,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:03,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 91 states and 106 transitions. [2023-11-19 03:15:03,796 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 106 transitions. [2023-11-19 03:15:03,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:15:03,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:03,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:03,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:03,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:15:03,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:03,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:03,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:03,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 90 states and 105 transitions. [2023-11-19 03:15:03,835 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 105 transitions. [2023-11-19 03:15:03,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:15:03,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:03,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:03,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:03,861 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:15:03,862 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:03,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:04,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:04,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 103 states and 123 transitions. [2023-11-19 03:15:04,383 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 123 transitions. [2023-11-19 03:15:04,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:15:04,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:04,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:04,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:04,410 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:15:04,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:04,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:04,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:04,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 107 states and 131 transitions. [2023-11-19 03:15:04,731 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 131 transitions. [2023-11-19 03:15:04,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:15:04,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:04,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:04,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:04,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:15:04,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:04,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:05,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:05,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 113 states and 144 transitions. [2023-11-19 03:15:05,537 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 144 transitions. [2023-11-19 03:15:05,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:15:05,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:05,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:05,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:05,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:15:05,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:05,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:06,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:06,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 116 states and 149 transitions. [2023-11-19 03:15:06,060 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 149 transitions. [2023-11-19 03:15:06,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:15:06,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:06,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:06,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:06,088 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:15:06,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:06,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:06,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:06,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 122 states and 160 transitions. [2023-11-19 03:15:06,759 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 160 transitions. [2023-11-19 03:15:06,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:15:06,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:06,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:06,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:06,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:15:06,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:06,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:07,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:07,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 129 states and 173 transitions. [2023-11-19 03:15:07,510 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 173 transitions. [2023-11-19 03:15:07,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:15:07,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:07,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:07,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:07,549 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:15:07,550 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:07,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:08,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:08,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 136 states and 185 transitions. [2023-11-19 03:15:08,428 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 185 transitions. [2023-11-19 03:15:08,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:15:08,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:08,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:08,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:08,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:15:08,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:08,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:08,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:08,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 135 states and 184 transitions. [2023-11-19 03:15:08,650 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 184 transitions. [2023-11-19 03:15:08,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:15:08,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:08,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:08,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:08,680 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:15:08,681 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:08,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:09,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:09,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 144 states and 198 transitions. [2023-11-19 03:15:09,713 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 198 transitions. [2023-11-19 03:15:09,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:15:09,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:09,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:09,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:09,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:15:09,739 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:09,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:10,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:10,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 150 states and 208 transitions. [2023-11-19 03:15:10,614 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 208 transitions. [2023-11-19 03:15:10,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:15:10,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:10,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:10,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:10,642 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:15:10,643 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:10,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:11,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:11,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 149 states and 207 transitions. [2023-11-19 03:15:11,385 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 207 transitions. [2023-11-19 03:15:11,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:15:11,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:11,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:11,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:11,417 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:15:11,419 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:11,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:12,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:12,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 157 states and 217 transitions. [2023-11-19 03:15:12,936 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 217 transitions. [2023-11-19 03:15:12,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:15:12,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:12,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:12,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:12,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:15:12,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:13,048 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:13,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:13,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 161 states and 225 transitions. [2023-11-19 03:15:13,333 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 225 transitions. [2023-11-19 03:15:13,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:15:13,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:13,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:13,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:13,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:15:13,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:13,462 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:13,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:13,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 165 states and 228 transitions. [2023-11-19 03:15:13,724 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 228 transitions. [2023-11-19 03:15:13,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:15:13,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:13,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:13,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:13,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:15:13,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:13,897 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:14,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:14,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 170 states and 235 transitions. [2023-11-19 03:15:14,323 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 235 transitions. [2023-11-19 03:15:14,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:15:14,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:14,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:14,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:14,347 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:15:14,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:14,511 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:14,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:14,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 173 states and 238 transitions. [2023-11-19 03:15:14,986 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 238 transitions. [2023-11-19 03:15:14,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:15:14,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:14,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:15,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:15,017 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:15:15,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:15,185 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:15,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:15,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 175 states and 242 transitions. [2023-11-19 03:15:15,915 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 242 transitions. [2023-11-19 03:15:15,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:15:15,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:15,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:15,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:15,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:15:15,941 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:16,228 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:15:17,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:17,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 178 states and 249 transitions. [2023-11-19 03:15:17,127 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 249 transitions. [2023-11-19 03:15:17,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:15:17,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:17,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:17,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:17,154 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:15:17,155 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:17,233 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:15:18,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:18,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 192 states and 264 transitions. [2023-11-19 03:15:18,245 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 264 transitions. [2023-11-19 03:15:18,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:15:18,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:18,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:18,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:18,284 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:15:18,285 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:18,396 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:15:19,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:19,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 209 states and 296 transitions. [2023-11-19 03:15:19,863 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 296 transitions. [2023-11-19 03:15:19,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:15:19,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:19,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:19,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:19,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:15:19,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:19,929 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:15:20,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:20,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 211 states and 300 transitions. [2023-11-19 03:15:20,238 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 300 transitions. [2023-11-19 03:15:20,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:15:20,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:20,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:20,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:20,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:15:20,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:20,369 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:15:20,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:20,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 215 states and 310 transitions. [2023-11-19 03:15:20,844 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 310 transitions. [2023-11-19 03:15:20,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:15:20,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:20,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:20,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:20,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:15:20,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:20,893 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:15:21,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:21,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 215 states and 309 transitions. [2023-11-19 03:15:21,172 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 309 transitions. [2023-11-19 03:15:21,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:15:21,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:21,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:21,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:21,202 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:15:21,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:21,328 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:15:22,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:22,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 224 states and 329 transitions. [2023-11-19 03:15:22,676 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 329 transitions. [2023-11-19 03:15:22,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:15:22,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:22,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:22,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:22,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:15:22,704 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:22,721 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:15:23,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:23,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 229 states and 336 transitions. [2023-11-19 03:15:23,539 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 336 transitions. [2023-11-19 03:15:23,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:15:23,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:23,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:23,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:23,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:15:23,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:23,783 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:15:24,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:24,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 235 states and 346 transitions. [2023-11-19 03:15:24,418 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 346 transitions. [2023-11-19 03:15:24,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:15:24,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:24,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:24,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:24,450 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:15:24,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:24,654 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:15:25,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:25,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 246 states and 365 transitions. [2023-11-19 03:15:25,867 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 365 transitions. [2023-11-19 03:15:25,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:15:25,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:25,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:25,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:25,891 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:15:25,892 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:26,006 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:15:26,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:26,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 251 states and 375 transitions. [2023-11-19 03:15:26,664 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 375 transitions. [2023-11-19 03:15:26,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:15:26,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:26,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:26,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:26,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:15:26,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:26,928 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 17 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:15:27,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:27,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 256 states and 380 transitions. [2023-11-19 03:15:27,626 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 380 transitions. [2023-11-19 03:15:27,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:15:27,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:27,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:27,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:27,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:15:27,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:27,913 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:15:28,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:28,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 261 states and 388 transitions. [2023-11-19 03:15:28,517 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 388 transitions. [2023-11-19 03:15:28,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:15:28,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:28,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:28,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:28,541 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:15:28,542 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:28,804 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:15:29,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:29,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 264 states and 398 transitions. [2023-11-19 03:15:29,696 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 398 transitions. [2023-11-19 03:15:29,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:15:29,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:29,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:29,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:29,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:15:29,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:30,032 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:15:30,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:30,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 267 states and 403 transitions. [2023-11-19 03:15:30,915 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 403 transitions. [2023-11-19 03:15:30,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:15:30,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:30,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:30,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:30,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:15:30,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:31,358 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:15:32,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:32,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 270 states and 408 transitions. [2023-11-19 03:15:32,118 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 408 transitions. [2023-11-19 03:15:32,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:15:32,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:32,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:32,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:32,228 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:15:32,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:32,366 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:15:33,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:33,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 280 states and 417 transitions. [2023-11-19 03:15:33,164 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 417 transitions. [2023-11-19 03:15:33,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:15:33,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:33,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:33,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:33,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:15:33,199 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:33,373 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:15:35,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:35,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 297 states and 455 transitions. [2023-11-19 03:15:35,420 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 455 transitions. [2023-11-19 03:15:35,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:15:35,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:35,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:35,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:35,459 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:15:35,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:35,486 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-11-19 03:15:35,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:35,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 299 states and 459 transitions. [2023-11-19 03:15:35,832 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 459 transitions. [2023-11-19 03:15:35,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:15:35,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:35,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:35,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:35,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:15:35,865 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:36,029 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:15:37,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:37,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 306 states and 475 transitions. [2023-11-19 03:15:37,510 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 475 transitions. [2023-11-19 03:15:37,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:15:37,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:37,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:37,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:37,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:15:37,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:37,566 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-19 03:15:37,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:37,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 306 states and 474 transitions. [2023-11-19 03:15:37,918 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 474 transitions. [2023-11-19 03:15:37,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:15:37,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:37,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:37,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:37,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:15:37,950 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:38,115 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:15:40,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:40,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 315 states and 495 transitions. [2023-11-19 03:15:40,071 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 495 transitions. [2023-11-19 03:15:40,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:15:40,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:40,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:40,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:40,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:15:40,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:40,121 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-19 03:15:41,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:41,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 320 states and 502 transitions. [2023-11-19 03:15:41,040 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 502 transitions. [2023-11-19 03:15:41,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:15:41,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:41,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:41,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:41,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:15:41,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:41,360 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:15:42,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:42,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 329 states and 516 transitions. [2023-11-19 03:15:42,721 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 516 transitions. [2023-11-19 03:15:42,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:15:42,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:42,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:42,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:42,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:15:42,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:43,076 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:15:44,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:44,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 340 states and 538 transitions. [2023-11-19 03:15:44,688 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 538 transitions. [2023-11-19 03:15:44,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:15:44,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:44,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:44,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:44,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:15:44,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:44,910 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:15:46,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:46,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 345 states and 549 transitions. [2023-11-19 03:15:46,108 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 549 transitions. [2023-11-19 03:15:46,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:15:46,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:46,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:46,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:46,145 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:15:46,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:46,544 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 51 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:15:47,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:47,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 350 states and 554 transitions. [2023-11-19 03:15:47,642 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 554 transitions. [2023-11-19 03:15:47,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:15:47,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:47,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:47,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:47,679 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:15:47,682 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:47,999 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:15:48,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:15:48,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 355 states and 563 transitions. [2023-11-19 03:15:48,719 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 563 transitions. [2023-11-19 03:15:48,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:15:48,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:15:48,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:15:48,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:15:48,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:15:48,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:15:49,185 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.