[INFO] crate tract-core 0.3.0 is already in cache
[INFO] extracting crate tract-core 0.3.0 into work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/reg/tract-core/0.3.0
[INFO] extracting crate tract-core 0.3.0 into work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/reg/tract-core/0.3.0
[INFO] validating manifest of tract-core-0.3.0 on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tract-core-0.3.0 on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tract-core-0.3.0
[INFO] finished frobbing tract-core-0.3.0
[INFO] frobbed toml for tract-core-0.3.0 written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/reg/tract-core/0.3.0/Cargo.toml
[INFO] started frobbing tract-core-0.3.0
[INFO] finished frobbing tract-core-0.3.0
[INFO] frobbed toml for tract-core-0.3.0 written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/reg/tract-core/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking tract-core-0.3.0 against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-4/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/reg/tract-core/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" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f740b2a2909bd2c60b684e0b60b60beb41048017371cc51a1de89c692ee5d900
[INFO] running `"docker" "start" "-a" "f740b2a2909bd2c60b684e0b60b60beb41048017371cc51a1de89c692ee5d900"`
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]     Checking objekt v0.1.2
[INFO] [stderr]    Compiling tract-linalg v0.3.0
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking rusty-fork v0.2.2
[INFO] [stderr]     Checking proptest v0.8.7
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling no-panic v0.1.8
[INFO] [stderr]    Compiling derive-new v0.5.6
[INFO] [stderr]    Compiling custom_debug_derive v0.1.5
[INFO] [stderr]     Checking tract-core v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/ops/mod.rs:71:1
[INFO] [stderr]    |
[INFO] [stderr] 71 | /// A SharedTensor operation.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 72 | impl_downcast!(Op);
[INFO] [stderr]    | ------------------- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: the item `ToDim` is imported redundantly
[INFO] [stderr]   --> src/analyser/types.rs:81:13
[INFO] [stderr]    |
[INFO] [stderr] 8  | use crate::internal::*;
[INFO] [stderr]    |     ------------------ the item `ToDim` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 81 |         use crate::dim::ToDim;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `ToDim` is imported redundantly
[INFO] [stderr]    --> src/analyser/rules/expr.rs:364:13
[INFO] [stderr]     |
[INFO] [stderr] 8   | use crate::internal::*;
[INFO] [stderr]     |     ------------------ the item `ToDim` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 364 |         use crate::dim::ToDim;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Fact` is imported redundantly
[INFO] [stderr]   --> src/model/tensor_info.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 2  | use crate::internal::*;
[INFO] [stderr]    |     ------------------ the item `Fact` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 26 |         use crate::analyser::types::Fact;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/ops/mod.rs:71:1
[INFO] [stderr]    |
[INFO] [stderr] 71 | /// A SharedTensor operation.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 72 | impl_downcast!(Op);
[INFO] [stderr]    | ------------------- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: the item `ToDim` is imported redundantly
[INFO] [stderr]   --> src/analyser/types.rs:81:13
[INFO] [stderr]    |
[INFO] [stderr] 8  | use crate::internal::*;
[INFO] [stderr]    |     ------------------ the item `ToDim` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 81 |         use crate::dim::ToDim;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `ToDim` is imported redundantly
[INFO] [stderr]    --> src/analyser/rules/expr.rs:364:13
[INFO] [stderr]     |
[INFO] [stderr] 8   | use crate::internal::*;
[INFO] [stderr]     |     ------------------ the item `ToDim` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 364 |         use crate::dim::ToDim;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Fact` is imported redundantly
[INFO] [stderr]   --> src/model/tensor_info.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 2  | use crate::internal::*;
[INFO] [stderr]    |     ------------------ the item `Fact` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 26 |         use crate::analyser::types::Fact;
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 22s
[INFO] running `"docker" "inspect" "f740b2a2909bd2c60b684e0b60b60beb41048017371cc51a1de89c692ee5d900"`
[INFO] running `"docker" "rm" "-f" "f740b2a2909bd2c60b684e0b60b60beb41048017371cc51a1de89c692ee5d900"`
[INFO] [stdout] f740b2a2909bd2c60b684e0b60b60beb41048017371cc51a1de89c692ee5d900