[INFO] crate rusta 0.0.2 is already in cache
[INFO] extracting crate rusta 0.0.2 into work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/rusta/0.0.2
[INFO] extracting crate rusta 0.0.2 into work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/rusta/0.0.2
[INFO] validating manifest of rusta-0.0.2 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 rusta-0.0.2 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 rusta-0.0.2
[INFO] finished frobbing rusta-0.0.2
[INFO] frobbed toml for rusta-0.0.2 written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/rusta/0.0.2/Cargo.toml
[INFO] started frobbing rusta-0.0.2
[INFO] finished frobbing rusta-0.0.2
[INFO] frobbed toml for rusta-0.0.2 written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/rusta/0.0.2/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] [stderr]     Blocking waiting for file lock on package cache
[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 rusta-0.0.2 against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-6/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/rusta/0.0.2:/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] 934142114fdf0728bc31e38ca13c9ab1905913d9d6a5bae7f0ce134ccec838a3
[INFO] running `"docker" "start" "-a" "934142114fdf0728bc31e38ca13c9ab1905913d9d6a5bae7f0ce134ccec838a3"`
[INFO] [stderr]     Checking rusta v0.0.2 (/opt/crater/workdir)
[INFO] [stderr] warning: enum is never used: `FileReadMemorySettings`
[INFO] [stderr]  --> src/config/mod.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub enum FileReadMemorySettings {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `FileReadConcurrencySettings`
[INFO] [stderr]   --> src/config/mod.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub enum FileReadConcurrencySettings {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ParsingPropertiesMode`
[INFO] [stderr]   --> src/config/mod.rs:28:1
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub enum ParsingPropertiesMode {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ParsingSettings`
[INFO] [stderr]   --> src/config/mod.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub struct ParsingSettings {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `new_parser_builder`
[INFO] [stderr]  --> src/lib.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn new_parser_builder() -> config::ParsingSettings {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `FileReadMemorySettings`
[INFO] [stderr]  --> src/config/mod.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub enum FileReadMemorySettings {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `FileReadConcurrencySettings`
[INFO] [stderr]   --> src/config/mod.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub enum FileReadConcurrencySettings {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ParsingPropertiesMode`
[INFO] [stderr]   --> src/config/mod.rs:28:1
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub enum ParsingPropertiesMode {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ParsingSettings`
[INFO] [stderr]   --> src/config/mod.rs:34:1
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub struct ParsingSettings {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `new_parser_builder`
[INFO] [stderr]  --> src/lib.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn new_parser_builder() -> config::ParsingSettings {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `"docker" "inspect" "934142114fdf0728bc31e38ca13c9ab1905913d9d6a5bae7f0ce134ccec838a3"`
[INFO] running `"docker" "rm" "-f" "934142114fdf0728bc31e38ca13c9ab1905913d9d6a5bae7f0ce134ccec838a3"`
[INFO] [stdout] 934142114fdf0728bc31e38ca13c9ab1905913d9d6a5bae7f0ce134ccec838a3