[INFO] crate cargo_metadata 0.6.3 is already in cache
[INFO] extracting crate cargo_metadata 0.6.3 into work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/reg/cargo_metadata/0.6.3
[INFO] extracting crate cargo_metadata 0.6.3 into work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/reg/cargo_metadata/0.6.3
[INFO] validating manifest of cargo_metadata-0.6.3 on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cargo_metadata-0.6.3 on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cargo_metadata-0.6.3
[INFO] finished frobbing cargo_metadata-0.6.3
[INFO] frobbed toml for cargo_metadata-0.6.3 written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/reg/cargo_metadata/0.6.3/Cargo.toml
[INFO] started frobbing cargo_metadata-0.6.3
[INFO] finished frobbing cargo_metadata-0.6.3
[INFO] frobbed toml for cargo_metadata-0.6.3 written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/reg/cargo_metadata/0.6.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking cargo_metadata-0.6.3 against master#f66e4697ae286985ddefc53c3a047614568458bb for pr-58592
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-3/master#f66e4697ae286985ddefc53c3a047614568458bb:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/reg/cargo_metadata/0.6.3:/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" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 11709f2f07fda578af01249c14c486d1282e98b56579cbd48e1ae62bf58ecf53
[INFO] running `"docker" "start" "-a" "11709f2f07fda578af01249c14c486d1282e98b56579cbd48e1ae62bf58ecf53"`
[INFO] [stderr]     Checking cargo_metadata v0.6.3 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain!{
[INFO] [stderr] 4  | |     errors {
[INFO] [stderr] 5  | |         /// Error during execution of `cargo metadata`
[INFO] [stderr] 6  | |         CargoMetadata(stderr: String) {
[INFO] [stderr] ...  |
[INFO] [stderr] 16 | |     }
[INFO] [stderr] 17 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain!{
[INFO] [stderr] 4  | |     errors {
[INFO] [stderr] 5  | |         /// Error during execution of `cargo metadata`
[INFO] [stderr] 6  | |         CargoMetadata(stderr: String) {
[INFO] [stderr] ...  |
[INFO] [stderr] 16 | |     }
[INFO] [stderr] 17 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain!{
[INFO] [stderr] 4  | |     errors {
[INFO] [stderr] 5  | |         /// Error during execution of `cargo metadata`
[INFO] [stderr] 6  | |         CargoMetadata(stderr: String) {
[INFO] [stderr] ...  |
[INFO] [stderr] 16 | |     }
[INFO] [stderr] 17 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain!{
[INFO] [stderr] 4  | |     errors {
[INFO] [stderr] 5  | |         /// Error during execution of `cargo metadata`
[INFO] [stderr] 6  | |         CargoMetadata(stderr: String) {
[INFO] [stderr] ...  |
[INFO] [stderr] 16 | |     }
[INFO] [stderr] 17 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.50s
[INFO] running `"docker" "inspect" "11709f2f07fda578af01249c14c486d1282e98b56579cbd48e1ae62bf58ecf53"`
[INFO] running `"docker" "rm" "-f" "11709f2f07fda578af01249c14c486d1282e98b56579cbd48e1ae62bf58ecf53"`
[INFO] [stdout] 11709f2f07fda578af01249c14c486d1282e98b56579cbd48e1ae62bf58ecf53