[INFO] fetching crate gluster 1.0.8...
[INFO] checking gluster-1.0.8 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate gluster 1.0.8 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate gluster 1.0.8 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gluster 1.0.8
[INFO] finished tweaking crates.io crate gluster 1.0.8
[INFO] tweaked toml for crates.io crate gluster 1.0.8 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 47 packages
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde-xml-rs v0.2.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5499b4b63a30bdcadbf0d0343242acb5cdde889006ab488b2bf0b1d9c5eeda5d
[INFO] running `Command { std: "docker" "start" "-a" "5499b4b63a30bdcadbf0d0343242acb5cdde889006ab488b2bf0b1d9c5eeda5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5499b4b63a30bdcadbf0d0343242acb5cdde889006ab488b2bf0b1d9c5eeda5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5499b4b63a30bdcadbf0d0343242acb5cdde889006ab488b2bf0b1d9c5eeda5d", kill_on_drop: false }`
[INFO] [stdout] 5499b4b63a30bdcadbf0d0343242acb5cdde889006ab488b2bf0b1d9c5eeda5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c7898fd857275138089a84b5f8083b72f283a2e62640e79b2c9abf29ece455f
[INFO] running `Command { std: "docker" "start" "-a" "8c7898fd857275138089a84b5f8083b72f283a2e62640e79b2c9abf29ece455f", kill_on_drop: false }`
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[INFO] [stderr]     Checking xml-rs v0.3.6
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[INFO] [stderr]    Compiling autocfg v0.1.8
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[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
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[INFO] [stderr]     Checking nom v4.1.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking serde-xml-rs v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking gluster v1.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Ord` is imported redundantly
[INFO] [stdout]  --> src/peer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::Ord;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Ord` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::unix_socket::UnixStream`
[INFO] [stdout]   --> src/rpc.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     use self::unix_socket::UnixStream;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]   --> src/rpc.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     use std::path::Path;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Ord` is imported redundantly
[INFO] [stdout]  --> src/peer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::Ord;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Ord` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/rpc.rs:283:24
[INFO] [stdout]     |
[INFO] [stdout] 283 |     fn unpack<T: Read>(&mut T) -> Result<Self, super::GlusterError>
[INFO] [stdout]     |                        ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut T`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]    --> src/volume.rs:293:9
[INFO] [stdout]     |
[INFO] [stdout] 293 |     use std::fs::File;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]    --> src/volume.rs:294:9
[INFO] [stdout]     |
[INFO] [stdout] 294 |     use std::io::Read;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Ord` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | use std::cmp::Ord;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Ord` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/rpc.rs:283:24
[INFO] [stdout]     |
[INFO] [stdout] 283 |     fn unpack<T: Read>(&mut T) -> Result<Self, super::GlusterError>
[INFO] [stdout]     |                        ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut T`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Ord` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | use std::cmp::Ord;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Ord` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:825:51
[INFO] [stdout]     |
[INFO] [stdout] 825 |             GlusterError::IoError(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                   ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:826:57
[INFO] [stdout]     |
[INFO] [stdout] 826 |             GlusterError::FromUtf8Error(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:827:54
[INFO] [stdout]     |
[INFO] [stdout] 827 |             GlusterError::ParseError(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:828:58
[INFO] [stdout]     |
[INFO] [stdout] 828 |             GlusterError::AddrParseError(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:829:57
[INFO] [stdout]     |
[INFO] [stdout] 829 |             GlusterError::ParseIntError(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:830:56
[INFO] [stdout]     |
[INFO] [stdout] 830 |             GlusterError::ParseBoolErr(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:831:54
[INFO] [stdout]     |
[INFO] [stdout] 831 |             GlusterError::RegexError(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:833:54
[INFO] [stdout]     |
[INFO] [stdout] 833 |             GlusterError::SerdeError(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]     --> src/lib.rs:1026:41
[INFO] [stdout]      |
[INFO] [stdout] 1026 |         let trimmed = output_str.trim().trim_right_matches('.');
[INFO] [stdout]      |                                         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 1026 |         let trimmed = output_str.trim().trim_end_matches('.');
[INFO] [stdout]      |                                         ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]     --> src/lib.rs:1061:21
[INFO] [stdout]      |
[INFO] [stdout] 1061 |         match value.trim_right_matches("PB").parse::<T>() {
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 1061 |         match value.trim_end_matches("PB").parse::<T>() {
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]     --> src/lib.rs:1066:21
[INFO] [stdout]      |
[INFO] [stdout] 1066 |         match value.trim_right_matches("TB").parse::<T>() {
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 1066 |         match value.trim_end_matches("TB").parse::<T>() {
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]     --> src/lib.rs:1071:21
[INFO] [stdout]      |
[INFO] [stdout] 1071 |         match value.trim_right_matches("GB").parse::<T>() {
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 1071 |         match value.trim_end_matches("GB").parse::<T>() {
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]     --> src/lib.rs:1076:21
[INFO] [stdout]      |
[INFO] [stdout] 1076 |         match value.trim_right_matches("MB").parse::<T>() {
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 1076 |         match value.trim_end_matches("MB").parse::<T>() {
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]     --> src/lib.rs:1081:21
[INFO] [stdout]      |
[INFO] [stdout] 1081 |         match value.trim_right_matches("KB").parse::<T>() {
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 1081 |         match value.trim_end_matches("KB").parse::<T>() {
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]     --> src/lib.rs:1086:21
[INFO] [stdout]      |
[INFO] [stdout] 1086 |         match value.trim_right_matches("Bytes").parse::<T>() {
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 1086 |         match value.trim_end_matches("Bytes").parse::<T>() {
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:825:51
[INFO] [stdout]     |
[INFO] [stdout] 825 |             GlusterError::IoError(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                   ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:826:57
[INFO] [stdout]     |
[INFO] [stdout] 826 |             GlusterError::FromUtf8Error(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:827:54
[INFO] [stdout]     |
[INFO] [stdout] 827 |             GlusterError::ParseError(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:828:58
[INFO] [stdout]     |
[INFO] [stdout] 828 |             GlusterError::AddrParseError(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:829:57
[INFO] [stdout]     |
[INFO] [stdout] 829 |             GlusterError::ParseIntError(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:830:56
[INFO] [stdout]     |
[INFO] [stdout] 830 |             GlusterError::ParseBoolErr(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:831:54
[INFO] [stdout]     |
[INFO] [stdout] 831 |             GlusterError::RegexError(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:833:54
[INFO] [stdout]     |
[INFO] [stdout] 833 |             GlusterError::SerdeError(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]     --> src/lib.rs:1026:41
[INFO] [stdout]      |
[INFO] [stdout] 1026 |         let trimmed = output_str.trim().trim_right_matches('.');
[INFO] [stdout]      |                                         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 1026 |         let trimmed = output_str.trim().trim_end_matches('.');
[INFO] [stdout]      |                                         ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]     --> src/lib.rs:1061:21
[INFO] [stdout]      |
[INFO] [stdout] 1061 |         match value.trim_right_matches("PB").parse::<T>() {
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 1061 |         match value.trim_end_matches("PB").parse::<T>() {
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]     --> src/lib.rs:1066:21
[INFO] [stdout]      |
[INFO] [stdout] 1066 |         match value.trim_right_matches("TB").parse::<T>() {
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 1066 |         match value.trim_end_matches("TB").parse::<T>() {
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]     --> src/lib.rs:1071:21
[INFO] [stdout]      |
[INFO] [stdout] 1071 |         match value.trim_right_matches("GB").parse::<T>() {
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 1071 |         match value.trim_end_matches("GB").parse::<T>() {
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]     --> src/lib.rs:1076:21
[INFO] [stdout]      |
[INFO] [stdout] 1076 |         match value.trim_right_matches("MB").parse::<T>() {
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 1076 |         match value.trim_end_matches("MB").parse::<T>() {
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]     --> src/lib.rs:1081:21
[INFO] [stdout]      |
[INFO] [stdout] 1081 |         match value.trim_right_matches("KB").parse::<T>() {
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 1081 |         match value.trim_end_matches("KB").parse::<T>() {
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]     --> src/lib.rs:1086:21
[INFO] [stdout]      |
[INFO] [stdout] 1086 |         match value.trim_right_matches("Bytes").parse::<T>() {
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 1086 |         match value.trim_end_matches("Bytes").parse::<T>() {
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_string` is never used
[INFO] [stdout]    --> src/fop.rs:144:8
[INFO] [stdout]     |
[INFO] [stdout] 143 | impl GlusterFOP {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] 144 |     fn to_string(&self) -> String {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_fop_sample` is never used
[INFO] [stdout]    --> src/fop.rs:233:4
[INFO] [stdout]     |
[INFO] [stdout] 233 | fn parse_fop_sample(input: &str) -> Result<GlusterFOPSample, GlusterError> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `GLUSTER_CLI_PROGRAM_NUMBER` is never used
[INFO] [stdout]   --> src/rpc.rs:19:11
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub const GLUSTER_CLI_PROGRAM_NUMBER: i32 = 1_238_463;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pack_cli_callheader` is never used
[INFO] [stdout]    --> src/rpc.rs:874:8
[INFO] [stdout]     |
[INFO] [stdout] 874 | pub fn pack_cli_callheader(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `htonl` is never used
[INFO] [stdout]    --> src/rpc.rs:914:4
[INFO] [stdout]     |
[INFO] [stdout] 914 | fn htonl(_num: u32) -> u32 {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_fragment` is never used
[INFO] [stdout]     --> src/rpc.rs:1055:8
[INFO] [stdout]      |
[INFO] [stdout] 1055 | pub fn print_fragment(frag: &[u8]) {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `GlusterAggregatorNull`, `GlusterAggregatorLookup`, and `GlusterAggregatorMaxvalue` are never constructed
[INFO] [stdout]     --> src/rpc.rs:1121:5
[INFO] [stdout]      |
[INFO] [stdout] 1120 | pub enum GlusterAggregatorCommand {
[INFO] [stdout]      |          ------------------------ variants in this enum
[INFO] [stdout] 1121 |     GlusterAggregatorNull = 0,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1122 |     GlusterAggregatorLookup = 1,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1123 |     GlusterAggregatorGetlimit = 2,
[INFO] [stdout] 1124 |     GlusterAggregatorMaxvalue = 3,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `GlusterAggregatorCommand` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GlusterCliCommand` is never used
[INFO] [stdout]     --> src/rpc.rs:1130:10
[INFO] [stdout]      |
[INFO] [stdout] 1130 | pub enum GlusterCliCommand {
[INFO] [stdout]      |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `GlusterCliCommand` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_volume_info2` is never used
[INFO] [stdout]    --> src/volume.rs:482:4
[INFO] [stdout]     |
[INFO] [stdout] 482 | fn parse_volume_info2(volume: &str) -> Result<Volume, GlusterError> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_string` is never used
[INFO] [stdout]    --> src/fop.rs:144:8
[INFO] [stdout]     |
[INFO] [stdout] 143 | impl GlusterFOP {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] 144 |     fn to_string(&self) -> String {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `htonl` is never used
[INFO] [stdout]    --> src/rpc.rs:914:4
[INFO] [stdout]     |
[INFO] [stdout] 914 | fn htonl(_num: u32) -> u32 {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_fragment` is never used
[INFO] [stdout]     --> src/rpc.rs:1055:8
[INFO] [stdout]      |
[INFO] [stdout] 1055 | pub fn print_fragment(frag: &[u8]) {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `GlusterAggregatorNull`, `GlusterAggregatorLookup`, and `GlusterAggregatorMaxvalue` are never constructed
[INFO] [stdout]     --> src/rpc.rs:1121:5
[INFO] [stdout]      |
[INFO] [stdout] 1120 | pub enum GlusterAggregatorCommand {
[INFO] [stdout]      |          ------------------------ variants in this enum
[INFO] [stdout] 1121 |     GlusterAggregatorNull = 0,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1122 |     GlusterAggregatorLookup = 1,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1123 |     GlusterAggregatorGetlimit = 2,
[INFO] [stdout] 1124 |     GlusterAggregatorMaxvalue = 3,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `GlusterAggregatorCommand` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]     --> src/rpc.rs:1131:5
[INFO] [stdout]      |
[INFO] [stdout] 1130 | pub enum GlusterCliCommand {
[INFO] [stdout]      |          ----------------- variants in this enum
[INFO] [stdout] 1131 |     GlusterCliNull = 0,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^
[INFO] [stdout] 1132 |     GlusterCliProbe = 1,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 1133 |     GlusterCliDeprobe = 2,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1134 |     GlusterCliListFriends = 3,
[INFO] [stdout] 1135 |     GlusterCliCreateVolume = 4,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1136 |     GlusterCliGetVolume = 5,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1137 |     GlusterCliGetNextVolume = 6,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1138 |     GlusterCliDeleteVolume = 7,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1139 |     GlusterCliStartVolume = 8,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1140 |     GlusterCliStopVolume = 9,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1141 |     GlusterCliRenameVolume = 10,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1142 |     GlusterCliDefragVolume = 11,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1143 |     GlusterCliSetVolume = 12,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1144 |     GlusterCliAddBrick = 13,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1145 |     GlusterCliRemoveBrick = 14,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1146 |     GlusterCliBrick = 15,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 1147 |     GlusterCliLogRotate = 16,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1148 |     GlusterCliGetspec = 17,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1149 |     GlusterCliPmapPortbybrick = 18,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1150 |     GlusterCliSyncVolume = 19,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1151 |     GlusterCliResetVolume = 20,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1152 |     GlusterCliFsmLog = 21,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 1153 |     GlusterCliGsyncSet = 22,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1154 |     GlusterCliProfileVolume = 23,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1155 |     GlusterCliQuota = 24,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 1156 |     GlusterCliTopVolume = 25,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1157 |     GlusterCliGetwd = 26,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 1158 |     GlusterCliStatusVolume = 27,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1159 |     GlusterCliStatusAll = 28,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1160 |     GlusterCliMount = 29,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 1161 |     GlusterCliUmount = 30,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 1162 |     GlusterCliHealVolume = 31,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1163 |     GlusterCliStatedumpVolume = 32,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1164 |     GlusterCliListVolume = 33,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1165 |     GlusterCliClrlocksVolume = 34,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1166 |     GlusterCliUuidReset = 35,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1167 |     GlusterCliUuidGet = 36,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1168 |     GlusterCliCopyFile = 37,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1169 |     GlusterCliSysExec = 38,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1170 |     GlusterCliSnap = 39,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^
[INFO] [stdout] 1171 |     GlusterCliBarrierVolume = 40,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1172 |     GlusterCliGetVolOpt = 41,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1173 |     GlusterCliGanesha = 42,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1174 |     GlusterCliBitrot = 43,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 1175 |     GlusterCliAttachTier = 44,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1176 |     GlusterCliDetachTier = 45,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1177 |     GlusterCliMaxvalue = 46,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `GlusterCliCommand` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_volume_info2` is never used
[INFO] [stdout]    --> src/volume.rs:482:4
[INFO] [stdout]     |
[INFO] [stdout] 482 | fn parse_volume_info2(volume: &str) -> Result<Volume, GlusterError> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 28 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 27 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `gluster::*`
[INFO] [stdout]  --> tests/gluster.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use gluster::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.19s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.1.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "8c7898fd857275138089a84b5f8083b72f283a2e62640e79b2c9abf29ece455f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c7898fd857275138089a84b5f8083b72f283a2e62640e79b2c9abf29ece455f", kill_on_drop: false }`
[INFO] [stdout] 8c7898fd857275138089a84b5f8083b72f283a2e62640e79b2c9abf29ece455f
[INFO] checking gluster-1.0.8 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate gluster 1.0.8 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate gluster 1.0.8 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gluster 1.0.8
[INFO] finished tweaking crates.io crate gluster 1.0.8
[INFO] tweaked toml for crates.io crate gluster 1.0.8 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6bc4b5ff880894b9388ac77cdc65741e9737ffa34d8068bf8e3bb95225ad509
[INFO] running `Command { std: "docker" "start" "-a" "b6bc4b5ff880894b9388ac77cdc65741e9737ffa34d8068bf8e3bb95225ad509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6bc4b5ff880894b9388ac77cdc65741e9737ffa34d8068bf8e3bb95225ad509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6bc4b5ff880894b9388ac77cdc65741e9737ffa34d8068bf8e3bb95225ad509", kill_on_drop: false }`
[INFO] [stdout] b6bc4b5ff880894b9388ac77cdc65741e9737ffa34d8068bf8e3bb95225ad509
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83ca4e16149bda3c838596718ddd3bf691ad87c6832d9df0b85becd44037091b
[INFO] running `Command { std: "docker" "start" "-a" "83ca4e16149bda3c838596718ddd3bf691ad87c6832d9df0b85becd44037091b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling regex v1.1.9
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking utf8-ranges v1.0.5
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]     Checking xml-rs v0.3.6
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking nom v4.1.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking unix_socket v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking serde-xml-rs v0.2.1
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking gluster v1.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Ord` is imported redundantly
[INFO] [stdout]  --> src/peer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::Ord;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Ord` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/rpc.rs:283:24
[INFO] [stdout]     |
[INFO] [stdout] 283 |     fn unpack<T: Read>(&mut T) -> Result<Self, super::GlusterError>
[INFO] [stdout]     |                        ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut T`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Ord` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | use std::cmp::Ord;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Ord` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Ord` is imported redundantly
[INFO] [stdout]  --> src/peer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::Ord;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Ord` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::unix_socket::UnixStream`
[INFO] [stdout]   --> src/rpc.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     use self::unix_socket::UnixStream;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]   --> src/rpc.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     use std::path::Path;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/rpc.rs:283:24
[INFO] [stdout]     |
[INFO] [stdout] 283 |     fn unpack<T: Read>(&mut T) -> Result<Self, super::GlusterError>
[INFO] [stdout]     |                        ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut T`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]    --> src/volume.rs:293:9
[INFO] [stdout]     |
[INFO] [stdout] 293 |     use std::fs::File;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]    --> src/volume.rs:294:9
[INFO] [stdout]     |
[INFO] [stdout] 294 |     use std::io::Read;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Ord` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | use std::cmp::Ord;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Ord` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:825:51
[INFO] [stdout]     |
[INFO] [stdout] 825 |             GlusterError::IoError(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                   ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:826:57
[INFO] [stdout]     |
[INFO] [stdout] 826 |             GlusterError::FromUtf8Error(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:827:54
[INFO] [stdout]     |
[INFO] [stdout] 827 |             GlusterError::ParseError(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:828:58
[INFO] [stdout]     |
[INFO] [stdout] 828 |             GlusterError::AddrParseError(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:829:57
[INFO] [stdout]     |
[INFO] [stdout] 829 |             GlusterError::ParseIntError(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:830:56
[INFO] [stdout]     |
[INFO] [stdout] 830 |             GlusterError::ParseBoolErr(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:831:54
[INFO] [stdout]     |
[INFO] [stdout] 831 |             GlusterError::RegexError(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:833:54
[INFO] [stdout]     |
[INFO] [stdout] 833 |             GlusterError::SerdeError(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]     --> src/lib.rs:1026:41
[INFO] [stdout]      |
[INFO] [stdout] 1026 |         let trimmed = output_str.trim().trim_right_matches('.');
[INFO] [stdout]      |                                         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 1026 |         let trimmed = output_str.trim().trim_end_matches('.');
[INFO] [stdout]      |                                         ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]     --> src/lib.rs:1061:21
[INFO] [stdout]      |
[INFO] [stdout] 1061 |         match value.trim_right_matches("PB").parse::<T>() {
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 1061 |         match value.trim_end_matches("PB").parse::<T>() {
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]     --> src/lib.rs:1066:21
[INFO] [stdout]      |
[INFO] [stdout] 1066 |         match value.trim_right_matches("TB").parse::<T>() {
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 1066 |         match value.trim_end_matches("TB").parse::<T>() {
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]     --> src/lib.rs:1071:21
[INFO] [stdout]      |
[INFO] [stdout] 1071 |         match value.trim_right_matches("GB").parse::<T>() {
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 1071 |         match value.trim_end_matches("GB").parse::<T>() {
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]     --> src/lib.rs:1076:21
[INFO] [stdout]      |
[INFO] [stdout] 1076 |         match value.trim_right_matches("MB").parse::<T>() {
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 1076 |         match value.trim_end_matches("MB").parse::<T>() {
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]     --> src/lib.rs:1081:21
[INFO] [stdout]      |
[INFO] [stdout] 1081 |         match value.trim_right_matches("KB").parse::<T>() {
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 1081 |         match value.trim_end_matches("KB").parse::<T>() {
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]     --> src/lib.rs:1086:21
[INFO] [stdout]      |
[INFO] [stdout] 1086 |         match value.trim_right_matches("Bytes").parse::<T>() {
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 1086 |         match value.trim_end_matches("Bytes").parse::<T>() {
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:825:51
[INFO] [stdout]     |
[INFO] [stdout] 825 |             GlusterError::IoError(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                   ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:826:57
[INFO] [stdout]     |
[INFO] [stdout] 826 |             GlusterError::FromUtf8Error(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:827:54
[INFO] [stdout]     |
[INFO] [stdout] 827 |             GlusterError::ParseError(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:828:58
[INFO] [stdout]     |
[INFO] [stdout] 828 |             GlusterError::AddrParseError(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:829:57
[INFO] [stdout]     |
[INFO] [stdout] 829 |             GlusterError::ParseIntError(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:830:56
[INFO] [stdout]     |
[INFO] [stdout] 830 |             GlusterError::ParseBoolErr(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:831:54
[INFO] [stdout]     |
[INFO] [stdout] 831 |             GlusterError::RegexError(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:833:54
[INFO] [stdout]     |
[INFO] [stdout] 833 |             GlusterError::SerdeError(ref err) => err.description().to_string(),
[INFO] [stdout]     |                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]     --> src/lib.rs:1026:41
[INFO] [stdout]      |
[INFO] [stdout] 1026 |         let trimmed = output_str.trim().trim_right_matches('.');
[INFO] [stdout]      |                                         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 1026 |         let trimmed = output_str.trim().trim_end_matches('.');
[INFO] [stdout]      |                                         ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]     --> src/lib.rs:1061:21
[INFO] [stdout]      |
[INFO] [stdout] 1061 |         match value.trim_right_matches("PB").parse::<T>() {
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 1061 |         match value.trim_end_matches("PB").parse::<T>() {
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]     --> src/lib.rs:1066:21
[INFO] [stdout]      |
[INFO] [stdout] 1066 |         match value.trim_right_matches("TB").parse::<T>() {
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 1066 |         match value.trim_end_matches("TB").parse::<T>() {
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]     --> src/lib.rs:1071:21
[INFO] [stdout]      |
[INFO] [stdout] 1071 |         match value.trim_right_matches("GB").parse::<T>() {
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 1071 |         match value.trim_end_matches("GB").parse::<T>() {
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]     --> src/lib.rs:1076:21
[INFO] [stdout]      |
[INFO] [stdout] 1076 |         match value.trim_right_matches("MB").parse::<T>() {
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 1076 |         match value.trim_end_matches("MB").parse::<T>() {
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]     --> src/lib.rs:1081:21
[INFO] [stdout]      |
[INFO] [stdout] 1081 |         match value.trim_right_matches("KB").parse::<T>() {
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 1081 |         match value.trim_end_matches("KB").parse::<T>() {
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]     --> src/lib.rs:1086:21
[INFO] [stdout]      |
[INFO] [stdout] 1086 |         match value.trim_right_matches("Bytes").parse::<T>() {
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]      |
[INFO] [stdout] 1086 |         match value.trim_end_matches("Bytes").parse::<T>() {
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_string` is never used
[INFO] [stdout]    --> src/fop.rs:144:8
[INFO] [stdout]     |
[INFO] [stdout] 143 | impl GlusterFOP {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] 144 |     fn to_string(&self) -> String {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_fop_sample` is never used
[INFO] [stdout]    --> src/fop.rs:233:4
[INFO] [stdout]     |
[INFO] [stdout] 233 | fn parse_fop_sample(input: &str) -> Result<GlusterFOPSample, GlusterError> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `GLUSTER_CLI_PROGRAM_NUMBER` is never used
[INFO] [stdout]   --> src/rpc.rs:19:11
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub const GLUSTER_CLI_PROGRAM_NUMBER: i32 = 1_238_463;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pack_cli_callheader` is never used
[INFO] [stdout]    --> src/rpc.rs:874:8
[INFO] [stdout]     |
[INFO] [stdout] 874 | pub fn pack_cli_callheader(
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `htonl` is never used
[INFO] [stdout]    --> src/rpc.rs:914:4
[INFO] [stdout]     |
[INFO] [stdout] 914 | fn htonl(_num: u32) -> u32 {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_fragment` is never used
[INFO] [stdout]     --> src/rpc.rs:1055:8
[INFO] [stdout]      |
[INFO] [stdout] 1055 | pub fn print_fragment(frag: &[u8]) {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `GlusterAggregatorNull`, `GlusterAggregatorLookup`, and `GlusterAggregatorMaxvalue` are never constructed
[INFO] [stdout]     --> src/rpc.rs:1121:5
[INFO] [stdout]      |
[INFO] [stdout] 1120 | pub enum GlusterAggregatorCommand {
[INFO] [stdout]      |          ------------------------ variants in this enum
[INFO] [stdout] 1121 |     GlusterAggregatorNull = 0,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1122 |     GlusterAggregatorLookup = 1,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1123 |     GlusterAggregatorGetlimit = 2,
[INFO] [stdout] 1124 |     GlusterAggregatorMaxvalue = 3,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `GlusterAggregatorCommand` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GlusterCliCommand` is never used
[INFO] [stdout]     --> src/rpc.rs:1130:10
[INFO] [stdout]      |
[INFO] [stdout] 1130 | pub enum GlusterCliCommand {
[INFO] [stdout]      |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `GlusterCliCommand` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_volume_info2` is never used
[INFO] [stdout]    --> src/volume.rs:482:4
[INFO] [stdout]     |
[INFO] [stdout] 482 | fn parse_volume_info2(volume: &str) -> Result<Volume, GlusterError> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 27 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_string` is never used
[INFO] [stdout]    --> src/fop.rs:144:8
[INFO] [stdout]     |
[INFO] [stdout] 143 | impl GlusterFOP {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] 144 |     fn to_string(&self) -> String {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `htonl` is never used
[INFO] [stdout]    --> src/rpc.rs:914:4
[INFO] [stdout]     |
[INFO] [stdout] 914 | fn htonl(_num: u32) -> u32 {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_fragment` is never used
[INFO] [stdout]     --> src/rpc.rs:1055:8
[INFO] [stdout]      |
[INFO] [stdout] 1055 | pub fn print_fragment(frag: &[u8]) {
[INFO] [stdout]      |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `GlusterAggregatorNull`, `GlusterAggregatorLookup`, and `GlusterAggregatorMaxvalue` are never constructed
[INFO] [stdout]     --> src/rpc.rs:1121:5
[INFO] [stdout]      |
[INFO] [stdout] 1120 | pub enum GlusterAggregatorCommand {
[INFO] [stdout]      |          ------------------------ variants in this enum
[INFO] [stdout] 1121 |     GlusterAggregatorNull = 0,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1122 |     GlusterAggregatorLookup = 1,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1123 |     GlusterAggregatorGetlimit = 2,
[INFO] [stdout] 1124 |     GlusterAggregatorMaxvalue = 3,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `GlusterAggregatorCommand` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `gluster::*`
[INFO] [stdout]  --> tests/gluster.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use gluster::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]     --> src/rpc.rs:1131:5
[INFO] [stdout]      |
[INFO] [stdout] 1130 | pub enum GlusterCliCommand {
[INFO] [stdout]      |          ----------------- variants in this enum
[INFO] [stdout] 1131 |     GlusterCliNull = 0,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^
[INFO] [stdout] 1132 |     GlusterCliProbe = 1,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 1133 |     GlusterCliDeprobe = 2,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1134 |     GlusterCliListFriends = 3,
[INFO] [stdout] 1135 |     GlusterCliCreateVolume = 4,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1136 |     GlusterCliGetVolume = 5,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1137 |     GlusterCliGetNextVolume = 6,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1138 |     GlusterCliDeleteVolume = 7,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1139 |     GlusterCliStartVolume = 8,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1140 |     GlusterCliStopVolume = 9,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1141 |     GlusterCliRenameVolume = 10,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1142 |     GlusterCliDefragVolume = 11,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1143 |     GlusterCliSetVolume = 12,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1144 |     GlusterCliAddBrick = 13,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1145 |     GlusterCliRemoveBrick = 14,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1146 |     GlusterCliBrick = 15,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 1147 |     GlusterCliLogRotate = 16,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1148 |     GlusterCliGetspec = 17,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1149 |     GlusterCliPmapPortbybrick = 18,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1150 |     GlusterCliSyncVolume = 19,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1151 |     GlusterCliResetVolume = 20,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1152 |     GlusterCliFsmLog = 21,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 1153 |     GlusterCliGsyncSet = 22,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1154 |     GlusterCliProfileVolume = 23,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1155 |     GlusterCliQuota = 24,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 1156 |     GlusterCliTopVolume = 25,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1157 |     GlusterCliGetwd = 26,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 1158 |     GlusterCliStatusVolume = 27,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1159 |     GlusterCliStatusAll = 28,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1160 |     GlusterCliMount = 29,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 1161 |     GlusterCliUmount = 30,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 1162 |     GlusterCliHealVolume = 31,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1163 |     GlusterCliStatedumpVolume = 32,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1164 |     GlusterCliListVolume = 33,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1165 |     GlusterCliClrlocksVolume = 34,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1166 |     GlusterCliUuidReset = 35,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1167 |     GlusterCliUuidGet = 36,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1168 |     GlusterCliCopyFile = 37,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1169 |     GlusterCliSysExec = 38,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1170 |     GlusterCliSnap = 39,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^
[INFO] [stdout] 1171 |     GlusterCliBarrierVolume = 40,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1172 |     GlusterCliGetVolOpt = 41,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1173 |     GlusterCliGanesha = 42,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1174 |     GlusterCliBitrot = 43,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 1175 |     GlusterCliAttachTier = 44,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1176 |     GlusterCliDetachTier = 45,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 1177 |     GlusterCliMaxvalue = 46,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `GlusterCliCommand` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_volume_info2` is never used
[INFO] [stdout]    --> src/volume.rs:482:4
[INFO] [stdout]     |
[INFO] [stdout] 482 | fn parse_volume_info2(volume: &str) -> Result<Volume, GlusterError> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 28 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.04s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.1.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "83ca4e16149bda3c838596718ddd3bf691ad87c6832d9df0b85becd44037091b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83ca4e16149bda3c838596718ddd3bf691ad87c6832d9df0b85becd44037091b", kill_on_drop: false }`
[INFO] [stdout] 83ca4e16149bda3c838596718ddd3bf691ad87c6832d9df0b85becd44037091b