[INFO] updating cached repository XingLong9630/rust-tutorial
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/XingLong9630/rust-tutorial
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/XingLong9630/rust-tutorial" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/XingLong9630/rust-tutorial"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/XingLong9630/rust-tutorial'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/XingLong9630/rust-tutorial" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/XingLong9630/rust-tutorial"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/XingLong9630/rust-tutorial'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3e8e54f85c5367c5dfedbe61b23743437b8e840b
[INFO] sha for GitHub repo XingLong9630/rust-tutorial: 3e8e54f85c5367c5dfedbe61b23743437b8e840b
[INFO] validating manifest of XingLong9630/rust-tutorial on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of XingLong9630/rust-tutorial on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing XingLong9630/rust-tutorial
[INFO] finished frobbing XingLong9630/rust-tutorial
[INFO] frobbed toml for XingLong9630/rust-tutorial written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/XingLong9630/rust-tutorial/Cargo.toml
[INFO] started frobbing XingLong9630/rust-tutorial
[INFO] finished frobbing XingLong9630/rust-tutorial
[INFO] frobbed toml for XingLong9630/rust-tutorial written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/XingLong9630/rust-tutorial/Cargo.toml
[INFO] crate XingLong9630/rust-tutorial has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing XingLong9630/rust-tutorial against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/XingLong9630/rust-tutorial:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] 8756f00835c0bdb7533bf12ad1ab8ffe6dd3529386809b93cf5285661dedd0e5
[INFO] running `"docker" "start" "-a" "8756f00835c0bdb7533bf12ad1ab8ffe6dd3529386809b93cf5285661dedd0e5"`
[INFO] [stderr]    Compiling rust-tutorial v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `"docker" "inspect" "8756f00835c0bdb7533bf12ad1ab8ffe6dd3529386809b93cf5285661dedd0e5"`
[INFO] running `"docker" "rm" "-f" "8756f00835c0bdb7533bf12ad1ab8ffe6dd3529386809b93cf5285661dedd0e5"`
[INFO] [stdout] 8756f00835c0bdb7533bf12ad1ab8ffe6dd3529386809b93cf5285661dedd0e5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/XingLong9630/rust-tutorial:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] ad6b6a4fe1848a76a477b3b3b7bf3fb5ad9a7b382fe4bdfcc0a7e892e18d05ec
[INFO] running `"docker" "start" "-a" "ad6b6a4fe1848a76a477b3b3b7bf3fb5ad9a7b382fe4bdfcc0a7e892e18d05ec"`
[INFO] [stderr]    Compiling rust-tutorial v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `"docker" "inspect" "ad6b6a4fe1848a76a477b3b3b7bf3fb5ad9a7b382fe4bdfcc0a7e892e18d05ec"`
[INFO] running `"docker" "rm" "-f" "ad6b6a4fe1848a76a477b3b3b7bf3fb5ad9a7b382fe4bdfcc0a7e892e18d05ec"`
[INFO] [stdout] ad6b6a4fe1848a76a477b3b3b7bf3fb5ad9a7b382fe4bdfcc0a7e892e18d05ec
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-3/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/XingLong9630/rust-tutorial:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] 8dcce502356a6868d91eaa2f155bb5a397c63d57b979a6a0e9ae9ebbad44169e
[INFO] running `"docker" "start" "-a" "8dcce502356a6868d91eaa2f155bb5a397c63d57b979a6a0e9ae9ebbad44169e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_tutorial-88001c667499dcc6
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "8dcce502356a6868d91eaa2f155bb5a397c63d57b979a6a0e9ae9ebbad44169e"`
[INFO] running `"docker" "rm" "-f" "8dcce502356a6868d91eaa2f155bb5a397c63d57b979a6a0e9ae9ebbad44169e"`
[INFO] [stdout] 8dcce502356a6868d91eaa2f155bb5a397c63d57b979a6a0e9ae9ebbad44169e