[INFO] crate cargo-at 0.1.2 is already in cache
[INFO] extracting crate cargo-at 0.1.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/cargo-at/0.1.2
[INFO] extracting crate cargo-at 0.1.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cargo-at/0.1.2
[INFO] validating manifest of cargo-at-0.1.2 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cargo-at-0.1.2 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cargo-at-0.1.2
[INFO] finished frobbing cargo-at-0.1.2
[INFO] frobbed toml for cargo-at-0.1.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/cargo-at/0.1.2/Cargo.toml
[INFO] started frobbing cargo-at-0.1.2
[INFO] finished frobbing cargo-at-0.1.2
[INFO] frobbed toml for cargo-at-0.1.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cargo-at/0.1.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing cargo-at-0.1.2 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/cargo-at/0.1.2:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] de25329038824426537ae2e8b251b8516856385613412a6bdc77f1a68217bd5a
[INFO] running `"docker" "start" "-a" "de25329038824426537ae2e8b251b8516856385613412a6bdc77f1a68217bd5a"`
[INFO] [stderr]    Compiling cargo-at v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.95s
[INFO] running `"docker" "inspect" "de25329038824426537ae2e8b251b8516856385613412a6bdc77f1a68217bd5a"`
[INFO] running `"docker" "rm" "-f" "de25329038824426537ae2e8b251b8516856385613412a6bdc77f1a68217bd5a"`
[INFO] [stdout] de25329038824426537ae2e8b251b8516856385613412a6bdc77f1a68217bd5a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/cargo-at/0.1.2:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] f2f6547628334b80928fca5d5db0b978d5099984cc7b6bdab0013d896c35c14b
[INFO] running `"docker" "start" "-a" "f2f6547628334b80928fca5d5db0b978d5099984cc7b6bdab0013d896c35c14b"`
[INFO] [stderr]    Compiling cargo-at v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "f2f6547628334b80928fca5d5db0b978d5099984cc7b6bdab0013d896c35c14b"`
[INFO] running `"docker" "rm" "-f" "f2f6547628334b80928fca5d5db0b978d5099984cc7b6bdab0013d896c35c14b"`
[INFO] [stdout] f2f6547628334b80928fca5d5db0b978d5099984cc7b6bdab0013d896c35c14b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/cargo-at/0.1.2:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] dfc693b13e8f6574383bc648c3c0d4b1d29f3a63631b7764cbf2a867b37bf3f6
[INFO] running `"docker" "start" "-a" "dfc693b13e8f6574383bc648c3c0d4b1d29f3a63631b7764cbf2a867b37bf3f6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cargo_at-e2fbee474f5a57e3
[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" "dfc693b13e8f6574383bc648c3c0d4b1d29f3a63631b7764cbf2a867b37bf3f6"`
[INFO] running `"docker" "rm" "-f" "dfc693b13e8f6574383bc648c3c0d4b1d29f3a63631b7764cbf2a867b37bf3f6"`
[INFO] [stdout] dfc693b13e8f6574383bc648c3c0d4b1d29f3a63631b7764cbf2a867b37bf3f6