[INFO] crate rustfst 0.3.0 is already in cache
[INFO] extracting crate rustfst 0.3.0 into work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/rustfst/0.3.0
[INFO] extracting crate rustfst 0.3.0 into work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/rustfst/0.3.0
[INFO] validating manifest of rustfst-0.3.0 on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rustfst-0.3.0 on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rustfst-0.3.0
[INFO] finished frobbing rustfst-0.3.0
[INFO] frobbed toml for rustfst-0.3.0 written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/rustfst/0.3.0/Cargo.toml
[INFO] started frobbing rustfst-0.3.0
[INFO] finished frobbing rustfst-0.3.0
[INFO] frobbed toml for rustfst-0.3.0 written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/rustfst/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking rustfst-0.3.0 against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-3/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/rustfst/0.3.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a218826a6d6ae4ccd5db779bfbc06c7869f53c9346412487dc0ee022488abe11
[INFO] running `"docker" "start" "-a" "a218826a6d6ae4ccd5db779bfbc06c7869f53c9346412487dc0ee022488abe11"`
[INFO] [stderr]     Checking bimap v0.3.1
[INFO] [stderr]     Checking counter v0.4.3
[INFO] [stderr]     Checking rustfst v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:5:27
[INFO] [stderr]    |
[INFO] [stderr] 5  |             (self as &mut ArcMapper<$semiring>).arc_map(&mut mapped_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/identity_arc_mapper.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | arc_mapper_to_weight_convert_mapper!(IdentityArcMapper);
[INFO] [stderr]    | -------------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:11:27
[INFO] [stderr]    |
[INFO] [stderr] 11 |             (self as &mut ArcMapper<$semiring>).final_arc_map(&mut mapped_final_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/identity_arc_mapper.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | arc_mapper_to_weight_convert_mapper!(IdentityArcMapper);
[INFO] [stderr]    | -------------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:16:23
[INFO] [stderr]    |
[INFO] [stderr] 16 |             (self as &ArcMapper<$semiring>).final_action()
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/identity_arc_mapper.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | arc_mapper_to_weight_convert_mapper!(IdentityArcMapper);
[INFO] [stderr]    | -------------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:5:27
[INFO] [stderr]    |
[INFO] [stderr] 5  |             (self as &mut ArcMapper<$semiring>).arc_map(&mut mapped_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/input_epsilon_mapper.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | arc_mapper_to_weight_convert_mapper!(InputEpsilonMapper);
[INFO] [stderr]    | --------------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:11:27
[INFO] [stderr]    |
[INFO] [stderr] 11 |             (self as &mut ArcMapper<$semiring>).final_arc_map(&mut mapped_final_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/input_epsilon_mapper.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | arc_mapper_to_weight_convert_mapper!(InputEpsilonMapper);
[INFO] [stderr]    | --------------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:16:23
[INFO] [stderr]    |
[INFO] [stderr] 16 |             (self as &ArcMapper<$semiring>).final_action()
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/input_epsilon_mapper.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | arc_mapper_to_weight_convert_mapper!(InputEpsilonMapper);
[INFO] [stderr]    | --------------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:5:27
[INFO] [stderr]    |
[INFO] [stderr] 5  |             (self as &mut ArcMapper<$semiring>).arc_map(&mut mapped_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/invert_weight_mapper.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     arc_mapper_to_weight_convert_mapper_methods!(S);
[INFO] [stderr]    |     ------------------------------------------------ in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:11:27
[INFO] [stderr]    |
[INFO] [stderr] 11 |             (self as &mut ArcMapper<$semiring>).final_arc_map(&mut mapped_final_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/invert_weight_mapper.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     arc_mapper_to_weight_convert_mapper_methods!(S);
[INFO] [stderr]    |     ------------------------------------------------ in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:16:23
[INFO] [stderr]    |
[INFO] [stderr] 16 |             (self as &ArcMapper<$semiring>).final_action()
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/invert_weight_mapper.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     arc_mapper_to_weight_convert_mapper_methods!(S);
[INFO] [stderr]    |     ------------------------------------------------ in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:5:27
[INFO] [stderr]    |
[INFO] [stderr] 5  |             (self as &mut ArcMapper<$semiring>).arc_map(&mut mapped_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/output_epsilon_mapper.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | arc_mapper_to_weight_convert_mapper!(OutputEpsilonMapper);
[INFO] [stderr]    | ---------------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:11:27
[INFO] [stderr]    |
[INFO] [stderr] 11 |             (self as &mut ArcMapper<$semiring>).final_arc_map(&mut mapped_final_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/output_epsilon_mapper.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | arc_mapper_to_weight_convert_mapper!(OutputEpsilonMapper);
[INFO] [stderr]    | ---------------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:16:23
[INFO] [stderr]    |
[INFO] [stderr] 16 |             (self as &ArcMapper<$semiring>).final_action()
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/output_epsilon_mapper.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | arc_mapper_to_weight_convert_mapper!(OutputEpsilonMapper);
[INFO] [stderr]    | ---------------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:5:27
[INFO] [stderr]    |
[INFO] [stderr] 5  |             (self as &mut ArcMapper<$semiring>).arc_map(&mut mapped_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/plus_mapper.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | arc_mapper_to_weight_convert_mapper!(PlusMapper<S>);
[INFO] [stderr]    | ---------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:11:27
[INFO] [stderr]    |
[INFO] [stderr] 11 |             (self as &mut ArcMapper<$semiring>).final_arc_map(&mut mapped_final_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/plus_mapper.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | arc_mapper_to_weight_convert_mapper!(PlusMapper<S>);
[INFO] [stderr]    | ---------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:16:23
[INFO] [stderr]    |
[INFO] [stderr] 16 |             (self as &ArcMapper<$semiring>).final_action()
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/plus_mapper.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | arc_mapper_to_weight_convert_mapper!(PlusMapper<S>);
[INFO] [stderr]    | ---------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:5:27
[INFO] [stderr]    |
[INFO] [stderr] 5  |             (self as &mut ArcMapper<$semiring>).arc_map(&mut mapped_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/quantize_mapper.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     arc_mapper_to_weight_convert_mapper_methods!(S);
[INFO] [stderr]    |     ------------------------------------------------ in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:11:27
[INFO] [stderr]    |
[INFO] [stderr] 11 |             (self as &mut ArcMapper<$semiring>).final_arc_map(&mut mapped_final_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/quantize_mapper.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     arc_mapper_to_weight_convert_mapper_methods!(S);
[INFO] [stderr]    |     ------------------------------------------------ in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:16:23
[INFO] [stderr]    |
[INFO] [stderr] 16 |             (self as &ArcMapper<$semiring>).final_action()
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/quantize_mapper.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     arc_mapper_to_weight_convert_mapper_methods!(S);
[INFO] [stderr]    |     ------------------------------------------------ in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:5:27
[INFO] [stderr]    |
[INFO] [stderr] 5  |             (self as &mut ArcMapper<$semiring>).arc_map(&mut mapped_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/rm_weight_mapper.rs:32:1
[INFO] [stderr]    |
[INFO] [stderr] 32 | arc_mapper_to_weight_convert_mapper!(RmWeightMapper);
[INFO] [stderr]    | ----------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:11:27
[INFO] [stderr]    |
[INFO] [stderr] 11 |             (self as &mut ArcMapper<$semiring>).final_arc_map(&mut mapped_final_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/rm_weight_mapper.rs:32:1
[INFO] [stderr]    |
[INFO] [stderr] 32 | arc_mapper_to_weight_convert_mapper!(RmWeightMapper);
[INFO] [stderr]    | ----------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:16:23
[INFO] [stderr]    |
[INFO] [stderr] 16 |             (self as &ArcMapper<$semiring>).final_action()
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/rm_weight_mapper.rs:32:1
[INFO] [stderr]    |
[INFO] [stderr] 32 | arc_mapper_to_weight_convert_mapper!(RmWeightMapper);
[INFO] [stderr]    | ----------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:5:27
[INFO] [stderr]    |
[INFO] [stderr] 5  |             (self as &mut ArcMapper<$semiring>).arc_map(&mut mapped_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/times_mapper.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | arc_mapper_to_weight_convert_mapper!(TimesMapper<S>);
[INFO] [stderr]    | ----------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:11:27
[INFO] [stderr]    |
[INFO] [stderr] 11 |             (self as &mut ArcMapper<$semiring>).final_arc_map(&mut mapped_final_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/times_mapper.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | arc_mapper_to_weight_convert_mapper!(TimesMapper<S>);
[INFO] [stderr]    | ----------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:16:23
[INFO] [stderr]    |
[INFO] [stderr] 16 |             (self as &ArcMapper<$semiring>).final_action()
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/times_mapper.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | arc_mapper_to_weight_convert_mapper!(TimesMapper<S>);
[INFO] [stderr]    | ----------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:5:27
[INFO] [stderr]    |
[INFO] [stderr] 5  |             (self as &mut ArcMapper<$semiring>).arc_map(&mut mapped_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/identity_arc_mapper.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | arc_mapper_to_weight_convert_mapper!(IdentityArcMapper);
[INFO] [stderr]    | -------------------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:11:27
[INFO] [stderr]    |
[INFO] [stderr] 11 |             (self as &mut ArcMapper<$semiring>).final_arc_map(&mut mapped_final_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/identity_arc_mapper.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | arc_mapper_to_weight_convert_mapper!(IdentityArcMapper);
[INFO] [stderr]    | -------------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:16:23
[INFO] [stderr]    |
[INFO] [stderr] 16 |             (self as &ArcMapper<$semiring>).final_action()
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/identity_arc_mapper.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | arc_mapper_to_weight_convert_mapper!(IdentityArcMapper);
[INFO] [stderr]    | -------------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:5:27
[INFO] [stderr]    |
[INFO] [stderr] 5  |             (self as &mut ArcMapper<$semiring>).arc_map(&mut mapped_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/input_epsilon_mapper.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | arc_mapper_to_weight_convert_mapper!(InputEpsilonMapper);
[INFO] [stderr]    | --------------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:11:27
[INFO] [stderr]    |
[INFO] [stderr] 11 |             (self as &mut ArcMapper<$semiring>).final_arc_map(&mut mapped_final_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/input_epsilon_mapper.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | arc_mapper_to_weight_convert_mapper!(InputEpsilonMapper);
[INFO] [stderr]    | --------------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:16:23
[INFO] [stderr]    |
[INFO] [stderr] 16 |             (self as &ArcMapper<$semiring>).final_action()
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/input_epsilon_mapper.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | arc_mapper_to_weight_convert_mapper!(InputEpsilonMapper);
[INFO] [stderr]    | --------------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:5:27
[INFO] [stderr]    |
[INFO] [stderr] 5  |             (self as &mut ArcMapper<$semiring>).arc_map(&mut mapped_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/invert_weight_mapper.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     arc_mapper_to_weight_convert_mapper_methods!(S);
[INFO] [stderr]    |     ------------------------------------------------ in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:11:27
[INFO] [stderr]    |
[INFO] [stderr] 11 |             (self as &mut ArcMapper<$semiring>).final_arc_map(&mut mapped_final_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/invert_weight_mapper.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     arc_mapper_to_weight_convert_mapper_methods!(S);
[INFO] [stderr]    |     ------------------------------------------------ in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:16:23
[INFO] [stderr]    |
[INFO] [stderr] 16 |             (self as &ArcMapper<$semiring>).final_action()
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/invert_weight_mapper.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     arc_mapper_to_weight_convert_mapper_methods!(S);
[INFO] [stderr]    |     ------------------------------------------------ in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:5:27
[INFO] [stderr]    |
[INFO] [stderr] 5  |             (self as &mut ArcMapper<$semiring>).arc_map(&mut mapped_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/output_epsilon_mapper.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | arc_mapper_to_weight_convert_mapper!(OutputEpsilonMapper);
[INFO] [stderr]    | ---------------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:11:27
[INFO] [stderr]    |
[INFO] [stderr] 11 |             (self as &mut ArcMapper<$semiring>).final_arc_map(&mut mapped_final_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/output_epsilon_mapper.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | arc_mapper_to_weight_convert_mapper!(OutputEpsilonMapper);
[INFO] [stderr]    | ---------------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:16:23
[INFO] [stderr]    |
[INFO] [stderr] 16 |             (self as &ArcMapper<$semiring>).final_action()
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/output_epsilon_mapper.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | arc_mapper_to_weight_convert_mapper!(OutputEpsilonMapper);
[INFO] [stderr]    | ---------------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:5:27
[INFO] [stderr]    |
[INFO] [stderr] 5  |             (self as &mut ArcMapper<$semiring>).arc_map(&mut mapped_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/plus_mapper.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | arc_mapper_to_weight_convert_mapper!(PlusMapper<S>);
[INFO] [stderr]    | ---------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:11:27
[INFO] [stderr]    |
[INFO] [stderr] 11 |             (self as &mut ArcMapper<$semiring>).final_arc_map(&mut mapped_final_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/plus_mapper.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | arc_mapper_to_weight_convert_mapper!(PlusMapper<S>);
[INFO] [stderr]    | ---------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:16:23
[INFO] [stderr]    |
[INFO] [stderr] 16 |             (self as &ArcMapper<$semiring>).final_action()
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/plus_mapper.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | arc_mapper_to_weight_convert_mapper!(PlusMapper<S>);
[INFO] [stderr]    | ---------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:5:27
[INFO] [stderr]    |
[INFO] [stderr] 5  |             (self as &mut ArcMapper<$semiring>).arc_map(&mut mapped_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/quantize_mapper.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     arc_mapper_to_weight_convert_mapper_methods!(S);
[INFO] [stderr]    |     ------------------------------------------------ in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:11:27
[INFO] [stderr]    |
[INFO] [stderr] 11 |             (self as &mut ArcMapper<$semiring>).final_arc_map(&mut mapped_final_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/quantize_mapper.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     arc_mapper_to_weight_convert_mapper_methods!(S);
[INFO] [stderr]    |     ------------------------------------------------ in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:16:23
[INFO] [stderr]    |
[INFO] [stderr] 16 |             (self as &ArcMapper<$semiring>).final_action()
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/quantize_mapper.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     arc_mapper_to_weight_convert_mapper_methods!(S);
[INFO] [stderr]    |     ------------------------------------------------ in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:5:27
[INFO] [stderr]    |
[INFO] [stderr] 5  |             (self as &mut ArcMapper<$semiring>).arc_map(&mut mapped_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/rm_weight_mapper.rs:32:1
[INFO] [stderr]    |
[INFO] [stderr] 32 | arc_mapper_to_weight_convert_mapper!(RmWeightMapper);
[INFO] [stderr]    | ----------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:11:27
[INFO] [stderr]    |
[INFO] [stderr] 11 |             (self as &mut ArcMapper<$semiring>).final_arc_map(&mut mapped_final_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/rm_weight_mapper.rs:32:1
[INFO] [stderr]    |
[INFO] [stderr] 32 | arc_mapper_to_weight_convert_mapper!(RmWeightMapper);
[INFO] [stderr]    | ----------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:16:23
[INFO] [stderr]    |
[INFO] [stderr] 16 |             (self as &ArcMapper<$semiring>).final_action()
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/rm_weight_mapper.rs:32:1
[INFO] [stderr]    |
[INFO] [stderr] 32 | arc_mapper_to_weight_convert_mapper!(RmWeightMapper);
[INFO] [stderr]    | ----------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:5:27
[INFO] [stderr]    |
[INFO] [stderr] 5  |             (self as &mut ArcMapper<$semiring>).arc_map(&mut mapped_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/times_mapper.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | arc_mapper_to_weight_convert_mapper!(TimesMapper<S>);
[INFO] [stderr]    | ----------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:11:27
[INFO] [stderr]    |
[INFO] [stderr] 11 |             (self as &mut ArcMapper<$semiring>).final_arc_map(&mut mapped_final_arc)?;
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/times_mapper.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | arc_mapper_to_weight_convert_mapper!(TimesMapper<S>);
[INFO] [stderr]    | ----------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithms/arc_mappers/arc_mapper_to_weight_convert_mapper.rs:16:23
[INFO] [stderr]    |
[INFO] [stderr] 16 |             (self as &ArcMapper<$semiring>).final_action()
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ArcMapper<$semiring>`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/algorithms/arc_mappers/times_mapper.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | arc_mapper_to_weight_convert_mapper!(TimesMapper<S>);
[INFO] [stderr]    | ----------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/tests_pynini.rs:799:21
[INFO] [stderr]     |
[INFO] [stderr] 799 |         let mut x: &Fail = fail;
[INFO] [stderr]     |                     ^^^^ help: use `dyn`: `dyn Fail`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.60s
[INFO] running `"docker" "inspect" "a218826a6d6ae4ccd5db779bfbc06c7869f53c9346412487dc0ee022488abe11"`
[INFO] running `"docker" "rm" "-f" "a218826a6d6ae4ccd5db779bfbc06c7869f53c9346412487dc0ee022488abe11"`
[INFO] [stdout] a218826a6d6ae4ccd5db779bfbc06c7869f53c9346412487dc0ee022488abe11