[INFO] fetching crate wfst 0.6.0...
[INFO] testing wfst-0.6.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate wfst 0.6.0 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate wfst 0.6.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wfst 0.6.0
[INFO] finished tweaking crates.io crate wfst 0.6.0
[INFO] tweaked toml for crates.io crate wfst 0.6.0 written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 776d468d6ac5a92d29585ac9b6a7fb8c69e66b1c815b1d682a50bc2a73744080
[INFO] running `Command { std: "docker" "start" "-a" "776d468d6ac5a92d29585ac9b6a7fb8c69e66b1c815b1d682a50bc2a73744080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "776d468d6ac5a92d29585ac9b6a7fb8c69e66b1c815b1d682a50bc2a73744080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "776d468d6ac5a92d29585ac9b6a7fb8c69e66b1c815b1d682a50bc2a73744080", kill_on_drop: false }`
[INFO] [stdout] 776d468d6ac5a92d29585ac9b6a7fb8c69e66b1c815b1d682a50bc2a73744080
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df37fc6e282f115c301a728a9e54f62090e6e333ee758624a6a89d9605d2e5bd
[INFO] running `Command { std: "docker" "start" "-a" "df37fc6e282f115c301a728a9e54f62090e6e333ee758624a6a89d9605d2e5bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling serde v0.8.23
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling linked-hash-map v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling bincode v0.6.1
[INFO] [stderr]    Compiling wfst v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/semiring/float.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn from_u32(u32) -> T;
[INFO] [stdout]    |                 ^^^ help: try naming the parameter or explicitly ignoring it: `_: u32`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/semiring/test.rs:23:17
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn from_u32(u32) -> Self;
[INFO] [stdout]    |                 ^^^ help: try naming the parameter or explicitly ignoring it: `_: u32`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/semiring/floatweight.rs:39:30
[INFO] [stdout]    |
[INFO] [stdout] 39 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/semiring/floatweight.rs:39:46
[INFO] [stdout]    |
[INFO] [stdout] 39 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/semiring/floatweight.rs:164:30
[INFO] [stdout]     |
[INFO] [stdout] 164 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/semiring/floatweight.rs:164:46
[INFO] [stdout]     |
[INFO] [stdout] 164 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/semiring/floatweight.rs:295:30
[INFO] [stdout]     |
[INFO] [stdout] 295 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/semiring/floatweight.rs:295:46
[INFO] [stdout]     |
[INFO] [stdout] 295 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/wfst.rs:49:31
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn get_finalweight(&self, StateId) -> W;
[INFO] [stdout]    |                               ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: StateId`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/wfst.rs:50:24
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn arc_iter(&self, StateId) -> Self::Iter;
[INFO] [stdout]    |                        ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: StateId`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/wfst.rs:53:24
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn is_final(&self, StateId) -> bool;
[INFO] [stdout]    |                        ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: StateId`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/wfst.rs:62:29
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn del_state(&mut self, StateId);
[INFO] [stdout]    |                             ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: StateId`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/wfst_vec.rs:21:35
[INFO] [stdout]    |
[INFO] [stdout] 21 | #[derive(PartialEq, Clone, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/wfst_vec.rs:21:51
[INFO] [stdout]    |
[INFO] [stdout] 21 | #[derive(PartialEq, Clone, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/wfst_vec.rs:92:24
[INFO] [stdout]    |
[INFO] [stdout] 92 | #[derive(Clone, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/wfst_vec.rs:92:40
[INFO] [stdout]    |
[INFO] [stdout] 92 | #[derive(Clone, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/wfst_vec.rs:106:24
[INFO] [stdout]     |
[INFO] [stdout] 106 | #[derive(Clone, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/wfst_vec.rs:106:40
[INFO] [stdout]     |
[INFO] [stdout] 106 | #[derive(Clone, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.08s
[INFO] running `Command { std: "docker" "inspect" "df37fc6e282f115c301a728a9e54f62090e6e333ee758624a6a89d9605d2e5bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df37fc6e282f115c301a728a9e54f62090e6e333ee758624a6a89d9605d2e5bd", kill_on_drop: false }`
[INFO] [stdout] df37fc6e282f115c301a728a9e54f62090e6e333ee758624a6a89d9605d2e5bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73c1e85062c3b932212e7f096d7f81632813c43eace4e70c61c3d9036dfe56b3
[INFO] running `Command { std: "docker" "start" "-a" "73c1e85062c3b932212e7f096d7f81632813c43eace4e70c61c3d9036dfe56b3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/semiring/float.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn from_u32(u32) -> T;
[INFO] [stdout]    |                 ^^^ help: try naming the parameter or explicitly ignoring it: `_: u32`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/semiring/test.rs:23:17
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn from_u32(u32) -> Self;
[INFO] [stdout]    |                 ^^^ help: try naming the parameter or explicitly ignoring it: `_: u32`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/semiring/floatweight.rs:39:30
[INFO] [stdout]    |
[INFO] [stdout] 39 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/semiring/floatweight.rs:39:46
[INFO] [stdout]    |
[INFO] [stdout] 39 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/semiring/floatweight.rs:164:30
[INFO] [stdout]     |
[INFO] [stdout] 164 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/semiring/floatweight.rs:164:46
[INFO] [stdout]     |
[INFO] [stdout] 164 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/semiring/floatweight.rs:295:30
[INFO] [stdout]     |
[INFO] [stdout] 295 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/semiring/floatweight.rs:295:46
[INFO] [stdout]     |
[INFO] [stdout] 295 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling wfst v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/wfst.rs:49:31
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn get_finalweight(&self, StateId) -> W;
[INFO] [stdout]    |                               ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: StateId`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/wfst.rs:50:24
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn arc_iter(&self, StateId) -> Self::Iter;
[INFO] [stdout]    |                        ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: StateId`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/wfst.rs:53:24
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn is_final(&self, StateId) -> bool;
[INFO] [stdout]    |                        ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: StateId`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/wfst.rs:62:29
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn del_state(&mut self, StateId);
[INFO] [stdout]    |                             ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: StateId`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/wfst_vec.rs:21:35
[INFO] [stdout]    |
[INFO] [stdout] 21 | #[derive(PartialEq, Clone, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/wfst_vec.rs:21:51
[INFO] [stdout]    |
[INFO] [stdout] 21 | #[derive(PartialEq, Clone, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/wfst_vec.rs:92:24
[INFO] [stdout]    |
[INFO] [stdout] 92 | #[derive(Clone, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/wfst_vec.rs:92:40
[INFO] [stdout]    |
[INFO] [stdout] 92 | #[derive(Clone, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/wfst_vec.rs:106:24
[INFO] [stdout]     |
[INFO] [stdout] 106 | #[derive(Clone, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/wfst_vec.rs:106:40
[INFO] [stdout]     |
[INFO] [stdout] 106 | #[derive(Clone, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/semiring/float.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn from_u32(u32) -> T;
[INFO] [stdout]    |                 ^^^ help: try naming the parameter or explicitly ignoring it: `_: u32`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/semiring/test.rs:23:17
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn from_u32(u32) -> Self;
[INFO] [stdout]    |                 ^^^ help: try naming the parameter or explicitly ignoring it: `_: u32`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/semiring/floatweight.rs:39:30
[INFO] [stdout]    |
[INFO] [stdout] 39 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/semiring/floatweight.rs:39:46
[INFO] [stdout]    |
[INFO] [stdout] 39 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/semiring/floatweight.rs:164:30
[INFO] [stdout]     |
[INFO] [stdout] 164 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/semiring/floatweight.rs:164:46
[INFO] [stdout]     |
[INFO] [stdout] 164 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/semiring/floatweight.rs:295:30
[INFO] [stdout]     |
[INFO] [stdout] 295 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/semiring/floatweight.rs:295:46
[INFO] [stdout]     |
[INFO] [stdout] 295 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/wfst.rs:49:31
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn get_finalweight(&self, StateId) -> W;
[INFO] [stdout]    |                               ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: StateId`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/wfst.rs:50:24
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn arc_iter(&self, StateId) -> Self::Iter;
[INFO] [stdout]    |                        ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: StateId`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/wfst.rs:53:24
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn is_final(&self, StateId) -> bool;
[INFO] [stdout]    |                        ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: StateId`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/wfst.rs:62:29
[INFO] [stdout]    |
[INFO] [stdout] 62 |     fn del_state(&mut self, StateId);
[INFO] [stdout]    |                             ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: StateId`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/wfst_vec.rs:21:35
[INFO] [stdout]    |
[INFO] [stdout] 21 | #[derive(PartialEq, Clone, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/wfst_vec.rs:21:51
[INFO] [stdout]    |
[INFO] [stdout] 21 | #[derive(PartialEq, Clone, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/wfst_vec.rs:92:24
[INFO] [stdout]    |
[INFO] [stdout] 92 | #[derive(Clone, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]   --> src/wfst_vec.rs:92:40
[INFO] [stdout]    |
[INFO] [stdout] 92 | #[derive(Clone, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/wfst_vec.rs:106:24
[INFO] [stdout]     |
[INFO] [stdout] 106 | #[derive(Clone, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/wfst_vec.rs:106:40
[INFO] [stdout]     |
[INFO] [stdout] 106 | #[derive(Clone, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `Command { std: "docker" "inspect" "73c1e85062c3b932212e7f096d7f81632813c43eace4e70c61c3d9036dfe56b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73c1e85062c3b932212e7f096d7f81632813c43eace4e70c61c3d9036dfe56b3", kill_on_drop: false }`
[INFO] [stdout] 73c1e85062c3b932212e7f096d7f81632813c43eace4e70c61c3d9036dfe56b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3a139d781fb3fde956bc99a324541df55b5a19e7044fb56862ccb36b020bfec2
[INFO] running `Command { std: "docker" "start" "-a" "3a139d781fb3fde956bc99a324541df55b5a19e7044fb56862ccb36b020bfec2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/semiring/float.rs:29:17
[INFO] [stderr]    |
[INFO] [stderr] 29 |     fn from_u32(u32) -> T;
[INFO] [stderr]    |                 ^^^ help: try naming the parameter or explicitly ignoring it: `_: u32`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/semiring/test.rs:23:17
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn from_u32(u32) -> Self;
[INFO] [stderr]    |                 ^^^ help: try naming the parameter or explicitly ignoring it: `_: u32`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]   --> src/semiring/floatweight.rs:39:30
[INFO] [stderr]    |
[INFO] [stderr] 39 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]   --> src/semiring/floatweight.rs:39:46
[INFO] [stderr]    |
[INFO] [stderr] 39 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]    --> src/semiring/floatweight.rs:164:30
[INFO] [stderr]     |
[INFO] [stderr] 164 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]    --> src/semiring/floatweight.rs:164:46
[INFO] [stderr]     |
[INFO] [stderr] 164 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stderr]     |                                              ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]    --> src/semiring/floatweight.rs:295:30
[INFO] [stderr]     |
[INFO] [stderr] 295 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]    --> src/semiring/floatweight.rs:295:46
[INFO] [stderr]     |
[INFO] [stderr] 295 | #[derive(Clone, Debug, Hash, RustcEncodable, RustcDecodable)]
[INFO] [stderr]     |                                              ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/wfst.rs:49:31
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn get_finalweight(&self, StateId) -> W;
[INFO] [stderr]    |                               ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: StateId`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/wfst.rs:50:24
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn arc_iter(&self, StateId) -> Self::Iter;
[INFO] [stderr]    |                        ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: StateId`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/wfst.rs:53:24
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn is_final(&self, StateId) -> bool;
[INFO] [stderr]    |                        ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: StateId`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/wfst.rs:62:29
[INFO] [stderr]    |
[INFO] [stderr] 62 |     fn del_state(&mut self, StateId);
[INFO] [stderr]    |                             ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: StateId`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]   --> src/wfst_vec.rs:21:35
[INFO] [stderr]    |
[INFO] [stderr] 21 | #[derive(PartialEq, Clone, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]   --> src/wfst_vec.rs:21:51
[INFO] [stderr]    |
[INFO] [stderr] 21 | #[derive(PartialEq, Clone, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]   --> src/wfst_vec.rs:92:24
[INFO] [stderr]    |
[INFO] [stderr] 92 | #[derive(Clone, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]   --> src/wfst_vec.rs:92:40
[INFO] [stderr]    |
[INFO] [stderr] 92 | #[derive(Clone, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]    --> src/wfst_vec.rs:106:24
[INFO] [stderr]     |
[INFO] [stderr] 106 | #[derive(Clone, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stderr]    --> src/wfst_vec.rs:106:40
[INFO] [stderr]     |
[INFO] [stderr] 106 | #[derive(Clone, Debug, RustcEncodable, RustcDecodable)]
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `wfst` (lib) generated 18 warnings
[INFO] [stderr] warning: `wfst` (lib test) generated 18 warnings (18 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wfst-60630baf37a26ffe)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/example_shortestpath-47b2a86536756ab4)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/main_semiring-fe735e4a072ff0e4)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/main_wfst-19f684a4d909c97e)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/test_semiring-dd25074c93ddd982)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wfst
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3a139d781fb3fde956bc99a324541df55b5a19e7044fb56862ccb36b020bfec2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a139d781fb3fde956bc99a324541df55b5a19e7044fb56862ccb36b020bfec2", kill_on_drop: false }`
[INFO] [stdout] 3a139d781fb3fde956bc99a324541df55b5a19e7044fb56862ccb36b020bfec2