[INFO] crate truecase 0.2.0 is already in cache
[INFO] extracting crate truecase 0.2.0 into work/ex/pr-57501/sources/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c/reg/truecase/0.2.0
[INFO] extracting crate truecase 0.2.0 into work/ex/pr-57501/sources/try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f/reg/truecase/0.2.0
[INFO] validating manifest of truecase-0.2.0 on toolchain master#6ecad338381cc3b8d56e2df22e5971a598eddd6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ecad338381cc3b8d56e2df22e5971a598eddd6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of truecase-0.2.0 on toolchain try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f789154f114767b2d0cb9c5b6c592cb3a635e6f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing truecase-0.2.0
[INFO] finished frobbing truecase-0.2.0
[INFO] frobbed toml for truecase-0.2.0 written to work/ex/pr-57501/sources/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c/reg/truecase/0.2.0/Cargo.toml
[INFO] started frobbing truecase-0.2.0
[INFO] finished frobbing truecase-0.2.0
[INFO] frobbed toml for truecase-0.2.0 written to work/ex/pr-57501/sources/try#5f789154f114767b2d0cb9c5b6c592cb3a635e6f/reg/truecase/0.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ecad338381cc3b8d56e2df22e5971a598eddd6c-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f789154f114767b2d0cb9c5b6c592cb3a635e6f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ecad338381cc3b8d56e2df22e5971a598eddd6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f789154f114767b2d0cb9c5b6c592cb3a635e6f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking truecase-0.2.0 against master#6ecad338381cc3b8d56e2df22e5971a598eddd6c for pr-57501
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57501/worker-3/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57501/sources/master#6ecad338381cc3b8d56e2df22e5971a598eddd6c/reg/truecase/0.2.0:/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" "+6ecad338381cc3b8d56e2df22e5971a598eddd6c-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] fc601f47c4617f3811da9e0ce532819686617d52e5abbd5ea50fd8ac92017efb
[INFO] running `"docker" "start" "-a" "fc601f47c4617f3811da9e0ce532819686617d52e5abbd5ea50fd8ac92017efb"`
[INFO] [stderr]     Checking truecase v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'failure::Error::causes': please use the 'iter_chain()' method instead
[INFO] [stderr]    --> src/main.rs:149:26
[INFO] [stderr]     |
[INFO] [stderr] 149 |     for failure in error.causes() {
[INFO] [stderr]     |                          ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'failure::Error::causes': please use the 'iter_chain()' method instead
[INFO] [stderr]    --> src/main.rs:149:26
[INFO] [stderr]     |
[INFO] [stderr] 149 |     for failure in error.causes() {
[INFO] [stderr]     |                          ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.19s
[INFO] running `"docker" "inspect" "fc601f47c4617f3811da9e0ce532819686617d52e5abbd5ea50fd8ac92017efb"`
[INFO] running `"docker" "rm" "-f" "fc601f47c4617f3811da9e0ce532819686617d52e5abbd5ea50fd8ac92017efb"`
[INFO] [stdout] fc601f47c4617f3811da9e0ce532819686617d52e5abbd5ea50fd8ac92017efb