[INFO] updating cached repository anyley/test_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/anyley/test_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/anyley/test_rust" "work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/anyley/test_rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/anyley/test_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/anyley/test_rust" "work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/anyley/test_rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/anyley/test_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3e096cdc56009828c864f35c472cebaa50644f20
[INFO] sha for GitHub repo anyley/test_rust: 3e096cdc56009828c864f35c472cebaa50644f20
[INFO] validating manifest of anyley/test_rust on toolchain master#6ea4036cd20a4b1ab1d56e555108c21735ff6946
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of anyley/test_rust on toolchain try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing anyley/test_rust
[INFO] finished frobbing anyley/test_rust
[INFO] frobbed toml for anyley/test_rust written to work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/anyley/test_rust/Cargo.toml
[INFO] started frobbing anyley/test_rust
[INFO] finished frobbing anyley/test_rust
[INFO] frobbed toml for anyley/test_rust written to work/ex/pr-62181/sources/try#003a7b6b5753e8509fdfe7949d4f0873ba71e4fc/gh/anyley/test_rust/Cargo.toml
[INFO] crate anyley/test_rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+003a7b6b5753e8509fdfe7949d4f0873ba71e4fc-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking anyley/test_rust against master#6ea4036cd20a4b1ab1d56e555108c21735ff6946 for pr-62181
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62181/worker-4/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62181/sources/master#6ea4036cd20a4b1ab1d56e555108c21735ff6946/gh/anyley/test_rust:/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" "+6ea4036cd20a4b1ab1d56e555108c21735ff6946-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 60c26d96b8fc9bf5d2f626d852f1462277d967a228ae2fb1244a68da80859ea8
[INFO] running `"docker" "start" "-a" "60c26d96b8fc9bf5d2f626d852f1462277d967a228ae2fb1244a68da80859ea8"`
[INFO] [stderr]     Checking yaml-rust v0.3.8 (https://github.com/chyh1990/yaml-rust.git#ed850190)
[INFO] [stderr]     Checking ws v0.7.3
[INFO] [stderr]     Checking server v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.96s
[INFO] running `"docker" "inspect" "60c26d96b8fc9bf5d2f626d852f1462277d967a228ae2fb1244a68da80859ea8"`
[INFO] running `"docker" "rm" "-f" "60c26d96b8fc9bf5d2f626d852f1462277d967a228ae2fb1244a68da80859ea8"`
[INFO] [stdout] 60c26d96b8fc9bf5d2f626d852f1462277d967a228ae2fb1244a68da80859ea8