[INFO] crate tract 0.3.3 is already in cache
[INFO] extracting crate tract 0.3.3 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/tract/0.3.3
[INFO] extracting crate tract 0.3.3 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/tract/0.3.3
[INFO] validating manifest of tract-0.3.3 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tract-0.3.3 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tract-0.3.3
[INFO] finished frobbing tract-0.3.3
[INFO] frobbed toml for tract-0.3.3 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/tract/0.3.3/Cargo.toml
[INFO] started frobbing tract-0.3.3
[INFO] finished frobbing tract-0.3.3
[INFO] frobbed toml for tract-0.3.3 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/tract/0.3.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking tract-0.3.3 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-2/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/tract/0.3.3:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 94b0d97bd1193ce72acb520b52ab79330c956161a9ec6813c9e1250f1a009fbc
[INFO] running `"docker" "start" "-a" "94b0d97bd1193ce72acb520b52ab79330c956161a9ec6813c9e1250f1a009fbc"`
[INFO] [stderr]     Checking unsafe_unwrap v0.1.0
[INFO] [stderr]     Checking box_drawing v0.1.2
[INFO] [stderr]    Compiling tract-linalg v0.3.3
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking terminal_size v0.1.8
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking bstr v0.2.7
[INFO] [stderr]     Checking ndarray v0.12.1
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling derive-new v0.5.7
[INFO] [stderr]    Compiling no-panic v0.1.10
[INFO] [stderr]    Compiling custom_debug_derive v0.1.7
[INFO] [stderr]     Checking tract-core v0.3.3
[INFO] [stderr]     Checking tract-onnx v0.3.3
[INFO] [stderr]     Checking tract-tensorflow v0.3.3
[INFO] [stderr]     Checking tract v0.3.3 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/errors.rs:6:1
[INFO] [stderr]    |
[INFO] [stderr] 6  |   /// Configures error handling for this crate.
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 7  | / error_chain! {
[INFO] [stderr] 8  | |     types {
[INFO] [stderr] 9  | |         CliError, CliErrorKind, CliResultExt, CliResult;
[INFO] [stderr] 10 | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 20 | |     }
[INFO] [stderr] 21 | | }
[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: unused doc comment
[INFO] [stderr]   --> src/errors.rs:6:1
[INFO] [stderr]    |
[INFO] [stderr] 6  |   /// Configures error handling for this crate.
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 7  | / error_chain! {
[INFO] [stderr] 8  | |     types {
[INFO] [stderr] 9  | |         CliError, CliErrorKind, CliResultExt, CliResult;
[INFO] [stderr] 10 | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 20 | |     }
[INFO] [stderr] 21 | | }
[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 `rand` is imported redundantly
[INFO] [stderr]    --> src/tensor.rs:138:9
[INFO] [stderr]     |
[INFO] [stderr] 138 |     use rand;
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:16:1
[INFO] [stderr]     |
[INFO] [stderr] 16  | extern crate rand;
[INFO] [stderr]     | ------------------ the item `rand` is already imported here
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `rand` is imported redundantly
[INFO] [stderr]    --> src/tensor.rs:138:9
[INFO] [stderr]     |
[INFO] [stderr] 138 |     use rand;
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/main.rs:16:1
[INFO] [stderr]     |
[INFO] [stderr] 16  | extern crate rand;
[INFO] [stderr]     | ------------------ the item `rand` is already imported here
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `"docker" "inspect" "94b0d97bd1193ce72acb520b52ab79330c956161a9ec6813c9e1250f1a009fbc"`
[INFO] running `"docker" "rm" "-f" "94b0d97bd1193ce72acb520b52ab79330c956161a9ec6813c9e1250f1a009fbc"`
[INFO] [stdout] 94b0d97bd1193ce72acb520b52ab79330c956161a9ec6813c9e1250f1a009fbc