[INFO] crate raft 0.6.0-alpha is already in cache
[INFO] checking raft-0.6.0-alpha against try#bcff76bad586cfb6874f179a4b66448e6b8a832c for pr-66919
[INFO] extracting crate raft 0.6.0-alpha into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate raft 0.6.0-alpha on toolchain bcff76bad586cfb6874f179a4b66448e6b8a832c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bcff76bad586cfb6874f179a4b66448e6b8a832c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate raft 0.6.0-alpha
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate raft 0.6.0-alpha
[INFO] tweaked toml for crates.io crate raft 0.6.0-alpha written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bcff76bad586cfb6874f179a4b66448e6b8a832c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bcff76bad586cfb6874f179a4b66448e6b8a832c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+bcff76bad586cfb6874f179a4b66448e6b8a832c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 138842c1bf6d5e06efb8fabc024cd8e99b3d346dded86981d5c422ce5d951f39
[INFO] running `"docker" "start" "-a" "138842c1bf6d5e06efb8fabc024cd8e99b3d346dded86981d5c422ce5d951f39"`
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]     Checking rand_os v0.2.2
[INFO] [stderr]    Compiling getset v0.0.7
[INFO] [stderr]     Checking slog-envlogger v2.2.0
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]     Checking criterion v0.3.0
[INFO] [stderr]    Compiling protobuf-build v0.8.0
[INFO] [stderr]    Compiling raft-proto v0.6.0-alpha
[INFO] [stderr]     Checking raft v0.6.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | / quick_error! {
[INFO] [stderr] 20 | |     /// The base error type for raft
[INFO] [stderr] 21 | |     #[derive(Debug)]
[INFO] [stderr] 22 | |     pub enum Error {
[INFO] [stderr] ...  |
[INFO] [stderr] 82 | |     }
[INFO] [stderr] 83 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | / quick_error! {
[INFO] [stderr] 20 | |     /// The base error type for raft
[INFO] [stderr] 21 | |     #[derive(Debug)]
[INFO] [stderr] 22 | |     pub enum Error {
[INFO] [stderr] ...  |
[INFO] [stderr] 82 | |     }
[INFO] [stderr] 83 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | / quick_error! {
[INFO] [stderr] 20 | |     /// The base error type for raft
[INFO] [stderr] 21 | |     #[derive(Debug)]
[INFO] [stderr] 22 | |     pub enum Error {
[INFO] [stderr] ...  |
[INFO] [stderr] 82 | |     }
[INFO] [stderr] 83 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | / quick_error! {
[INFO] [stderr] 20 | |     /// The base error type for raft
[INFO] [stderr] 21 | |     #[derive(Debug)]
[INFO] [stderr] 22 | |     pub enum Error {
[INFO] [stderr] ...  |
[INFO] [stderr] 82 | |     }
[INFO] [stderr] 83 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | / quick_error! {
[INFO] [stderr] 20 | |     /// The base error type for raft
[INFO] [stderr] 21 | |     #[derive(Debug)]
[INFO] [stderr] 22 | |     pub enum Error {
[INFO] [stderr] ...  |
[INFO] [stderr] 82 | |     }
[INFO] [stderr] 83 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | / quick_error! {
[INFO] [stderr] 20 | |     /// The base error type for raft
[INFO] [stderr] 21 | |     #[derive(Debug)]
[INFO] [stderr] 22 | |     pub enum Error {
[INFO] [stderr] ...  |
[INFO] [stderr] 82 | |     }
[INFO] [stderr] 83 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | / quick_error! {
[INFO] [stderr] 20 | |     /// The base error type for raft
[INFO] [stderr] 21 | |     #[derive(Debug)]
[INFO] [stderr] 22 | |     pub enum Error {
[INFO] [stderr] ...  |
[INFO] [stderr] 82 | |     }
[INFO] [stderr] 83 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | / quick_error! {
[INFO] [stderr] 20 | |     /// The base error type for raft
[INFO] [stderr] 21 | |     #[derive(Debug)]
[INFO] [stderr] 22 | |     pub enum Error {
[INFO] [stderr] ...  |
[INFO] [stderr] 82 | |     }
[INFO] [stderr] 83 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | / quick_error! {
[INFO] [stderr] 20 | |     /// The base error type for raft
[INFO] [stderr] 21 | |     #[derive(Debug)]
[INFO] [stderr] 22 | |     pub enum Error {
[INFO] [stderr] ...  |
[INFO] [stderr] 82 | |     }
[INFO] [stderr] 83 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | / quick_error! {
[INFO] [stderr] 20 | |     /// The base error type for raft
[INFO] [stderr] 21 | |     #[derive(Debug)]
[INFO] [stderr] 22 | |     pub enum Error {
[INFO] [stderr] ...  |
[INFO] [stderr] 82 | |     }
[INFO] [stderr] 83 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | / quick_error! {
[INFO] [stderr] 20 | |     /// The base error type for raft
[INFO] [stderr] 21 | |     #[derive(Debug)]
[INFO] [stderr] 22 | |     pub enum Error {
[INFO] [stderr] ...  |
[INFO] [stderr] 82 | |     }
[INFO] [stderr] 83 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | / quick_error! {
[INFO] [stderr] 20 | |     /// The base error type for raft
[INFO] [stderr] 21 | |     #[derive(Debug)]
[INFO] [stderr] 22 | |     pub enum Error {
[INFO] [stderr] ...  |
[INFO] [stderr] 82 | |     }
[INFO] [stderr] 83 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | / quick_error! {
[INFO] [stderr] 20 | |     /// The base error type for raft
[INFO] [stderr] 21 | |     #[derive(Debug)]
[INFO] [stderr] 22 | |     pub enum Error {
[INFO] [stderr] ...  |
[INFO] [stderr] 82 | |     }
[INFO] [stderr] 83 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/errors.rs:101:1
[INFO] [stderr]     |
[INFO] [stderr] 101 | / quick_error! {
[INFO] [stderr] 102 | |     /// An error with the storage.
[INFO] [stderr] 103 | |     #[derive(Debug)]
[INFO] [stderr] 104 | |     pub enum StorageError {
[INFO] [stderr] ...   |
[INFO] [stderr] 128 | |     }
[INFO] [stderr] 129 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/errors.rs:101:1
[INFO] [stderr]     |
[INFO] [stderr] 101 | / quick_error! {
[INFO] [stderr] 102 | |     /// An error with the storage.
[INFO] [stderr] 103 | |     #[derive(Debug)]
[INFO] [stderr] 104 | |     pub enum StorageError {
[INFO] [stderr] ...   |
[INFO] [stderr] 128 | |     }
[INFO] [stderr] 129 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | / quick_error! {
[INFO] [stderr] 20 | |     /// The base error type for raft
[INFO] [stderr] 21 | |     #[derive(Debug)]
[INFO] [stderr] 22 | |     pub enum Error {
[INFO] [stderr] ...  |
[INFO] [stderr] 82 | |     }
[INFO] [stderr] 83 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/errors.rs:101:1
[INFO] [stderr]     |
[INFO] [stderr] 101 | / quick_error! {
[INFO] [stderr] 102 | |     /// An error with the storage.
[INFO] [stderr] 103 | |     #[derive(Debug)]
[INFO] [stderr] 104 | |     pub enum StorageError {
[INFO] [stderr] ...   |
[INFO] [stderr] 128 | |     }
[INFO] [stderr] 129 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/errors.rs:101:1
[INFO] [stderr]     |
[INFO] [stderr] 101 | / quick_error! {
[INFO] [stderr] 102 | |     /// An error with the storage.
[INFO] [stderr] 103 | |     #[derive(Debug)]
[INFO] [stderr] 104 | |     pub enum StorageError {
[INFO] [stderr] ...   |
[INFO] [stderr] 128 | |     }
[INFO] [stderr] 129 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/errors.rs:101:1
[INFO] [stderr]     |
[INFO] [stderr] 101 | / quick_error! {
[INFO] [stderr] 102 | |     /// An error with the storage.
[INFO] [stderr] 103 | |     #[derive(Debug)]
[INFO] [stderr] 104 | |     pub enum StorageError {
[INFO] [stderr] ...   |
[INFO] [stderr] 128 | |     }
[INFO] [stderr] 129 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/errors.rs:101:1
[INFO] [stderr]     |
[INFO] [stderr] 101 | / quick_error! {
[INFO] [stderr] 102 | |     /// An error with the storage.
[INFO] [stderr] 103 | |     #[derive(Debug)]
[INFO] [stderr] 104 | |     pub enum StorageError {
[INFO] [stderr] ...   |
[INFO] [stderr] 128 | |     }
[INFO] [stderr] 129 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/errors.rs:101:1
[INFO] [stderr]     |
[INFO] [stderr] 101 | / quick_error! {
[INFO] [stderr] 102 | |     /// An error with the storage.
[INFO] [stderr] 103 | |     #[derive(Debug)]
[INFO] [stderr] 104 | |     pub enum StorageError {
[INFO] [stderr] ...   |
[INFO] [stderr] 128 | |     }
[INFO] [stderr] 129 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:27:29
[INFO] [stderr]    |
[INFO] [stderr] 27 |             description(err.description())
[INFO] [stderr]    |                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:33:29
[INFO] [stderr]    |
[INFO] [stderr] 33 |             description(err.description())
[INFO] [stderr]    |                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:55:29
[INFO] [stderr]    |
[INFO] [stderr] 55 |             description(err.description())
[INFO] [stderr]    |                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/errors.rs:125:29
[INFO] [stderr]     |
[INFO] [stderr] 125 |             description(err.description())
[INFO] [stderr]     |                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/errors.rs:101:1
[INFO] [stderr]     |
[INFO] [stderr] 101 | / quick_error! {
[INFO] [stderr] 102 | |     /// An error with the storage.
[INFO] [stderr] 103 | |     #[derive(Debug)]
[INFO] [stderr] 104 | |     pub enum StorageError {
[INFO] [stderr] ...   |
[INFO] [stderr] 128 | |     }
[INFO] [stderr] 129 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:27:29
[INFO] [stderr]    |
[INFO] [stderr] 27 |             description(err.description())
[INFO] [stderr]    |                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:33:29
[INFO] [stderr]    |
[INFO] [stderr] 33 |             description(err.description())
[INFO] [stderr]    |                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:55:29
[INFO] [stderr]    |
[INFO] [stderr] 55 |             description(err.description())
[INFO] [stderr]    |                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/errors.rs:125:29
[INFO] [stderr]     |
[INFO] [stderr] 125 |             description(err.description())
[INFO] [stderr]     |                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.96s
[INFO] running `"docker" "inspect" "138842c1bf6d5e06efb8fabc024cd8e99b3d346dded86981d5c422ce5d951f39"`
[INFO] running `"docker" "rm" "-f" "138842c1bf6d5e06efb8fabc024cd8e99b3d346dded86981d5c422ce5d951f39"`
[INFO] [stdout] 138842c1bf6d5e06efb8fabc024cd8e99b3d346dded86981d5c422ce5d951f39