[INFO] cloning repository realbogart/rust_test
[INFO] running `"git" "clone" "--bare" "git://github.com/realbogart/rust_test.git" "work/cache/sources/gh/realbogart/rust_test"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/realbogart/rust_test'...
[INFO] running `"git" "clone" "work/cache/sources/gh/realbogart/rust_test" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/realbogart/rust_test"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/realbogart/rust_test'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/realbogart/rust_test" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/realbogart/rust_test"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/realbogart/rust_test'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e9c38eaeb09ac147a64817ea74a2a319fc5351b8
[INFO] sha for GitHub repo realbogart/rust_test: e9c38eaeb09ac147a64817ea74a2a319fc5351b8
[INFO] validating manifest of realbogart/rust_test on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of realbogart/rust_test on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing realbogart/rust_test
[INFO] finished frobbing realbogart/rust_test
[INFO] frobbed toml for realbogart/rust_test written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/realbogart/rust_test/Cargo.toml
[INFO] started frobbing realbogart/rust_test
[INFO] finished frobbing realbogart/rust_test
[INFO] frobbed toml for realbogart/rust_test written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/realbogart/rust_test/Cargo.toml
[INFO] crate realbogart/rust_test already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking realbogart/rust_test against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-1/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/realbogart/rust_test:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ece4b06f2e04b15010246fc640716430d5cd237fce1bea1afdd6758c64e09a13
[INFO] running `"docker" "start" "-a" "ece4b06f2e04b15010246fc640716430d5cd237fce1bea1afdd6758c64e09a13"`
[INFO] [stderr]     Checking same-file v1.0.0
[INFO] [stderr]     Checking walkdir v2.0.1
[INFO] [stderr]     Checking countlines v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `"docker" "inspect" "ece4b06f2e04b15010246fc640716430d5cd237fce1bea1afdd6758c64e09a13"`
[INFO] running `"docker" "rm" "-f" "ece4b06f2e04b15010246fc640716430d5cd237fce1bea1afdd6758c64e09a13"`
[INFO] [stdout] ece4b06f2e04b15010246fc640716430d5cd237fce1bea1afdd6758c64e09a13