[INFO] updating cached repository mboratko/rust_std_echo
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mboratko/rust_std_echo
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mboratko/rust_std_echo" "work/ex/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/gh/mboratko/rust_std_echo"`
[INFO] [stderr] Cloning into 'work/ex/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/gh/mboratko/rust_std_echo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mboratko/rust_std_echo" "work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/gh/mboratko/rust_std_echo"`
[INFO] [stderr] Cloning into 'work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/gh/mboratko/rust_std_echo'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bca861d08c7c9111e2c296ce47c7f8a46f279e27
[INFO] sha for GitHub repo mboratko/rust_std_echo: bca861d08c7c9111e2c296ce47c7f8a46f279e27
[INFO] validating manifest of mboratko/rust_std_echo on toolchain master#2bde39b8edce6463e1c37f8a8082a875e7b536b1
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mboratko/rust_std_echo on toolchain try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mboratko/rust_std_echo
[INFO] finished frobbing mboratko/rust_std_echo
[INFO] frobbed toml for mboratko/rust_std_echo written to work/ex/pr-57483/sources/master#2bde39b8edce6463e1c37f8a8082a875e7b536b1/gh/mboratko/rust_std_echo/Cargo.toml
[INFO] started frobbing mboratko/rust_std_echo
[INFO] finished frobbing mboratko/rust_std_echo
[INFO] frobbed toml for mboratko/rust_std_echo written to work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/gh/mboratko/rust_std_echo/Cargo.toml
[INFO] crate mboratko/rust_std_echo has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+2bde39b8edce6463e1c37f8a8082a875e7b536b1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking mboratko/rust_std_echo against try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c for pr-57483
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57483/worker-2/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57483/sources/try#0d8b5d1f16bab9e975695518ff8705bdab9fe94c/gh/mboratko/rust_std_echo:/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" "+0d8b5d1f16bab9e975695518ff8705bdab9fe94c-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3588e3347728c2758cb427f6a6d19e5a98a27b40f7a650658ea4a4ca59955619
[INFO] running `"docker" "start" "-a" "3588e3347728c2758cb427f6a6d19e5a98a27b40f7a650658ea4a4ca59955619"`
[INFO] [stderr]     Checking rust_std_echo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `"docker" "inspect" "3588e3347728c2758cb427f6a6d19e5a98a27b40f7a650658ea4a4ca59955619"`
[INFO] running `"docker" "rm" "-f" "3588e3347728c2758cb427f6a6d19e5a98a27b40f7a650658ea4a4ca59955619"`
[INFO] [stdout] 3588e3347728c2758cb427f6a6d19e5a98a27b40f7a650658ea4a4ca59955619