[INFO] crate serde_roundtrip_derive 0.1.2 is already in cache
[INFO] extracting crate serde_roundtrip_derive 0.1.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/serde_roundtrip_derive/0.1.2
[INFO] extracting crate serde_roundtrip_derive 0.1.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serde_roundtrip_derive/0.1.2
[INFO] validating manifest of serde_roundtrip_derive-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 serde_roundtrip_derive-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 serde_roundtrip_derive-0.1.2
[INFO] finished frobbing serde_roundtrip_derive-0.1.2
[INFO] frobbed toml for serde_roundtrip_derive-0.1.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/serde_roundtrip_derive/0.1.2/Cargo.toml
[INFO] started frobbing serde_roundtrip_derive-0.1.2
[INFO] finished frobbing serde_roundtrip_derive-0.1.2
[INFO] frobbed toml for serde_roundtrip_derive-0.1.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serde_roundtrip_derive/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] [stderr]     Blocking waiting for file lock on package cache
[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 serde_roundtrip_derive-0.1.2 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serde_roundtrip_derive/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 2f21fc8caaa0122f3c58b32c9be81e79a04e6cfee18b9732d211db80b11b9267
[INFO] running `"docker" "start" "-a" "2f21fc8caaa0122f3c58b32c9be81e79a04e6cfee18b9732d211db80b11b9267"`
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling serde_roundtrip_derive v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.09s
[INFO] running `"docker" "inspect" "2f21fc8caaa0122f3c58b32c9be81e79a04e6cfee18b9732d211db80b11b9267"`
[INFO] running `"docker" "rm" "-f" "2f21fc8caaa0122f3c58b32c9be81e79a04e6cfee18b9732d211db80b11b9267"`
[INFO] [stdout] 2f21fc8caaa0122f3c58b32c9be81e79a04e6cfee18b9732d211db80b11b9267
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serde_roundtrip_derive/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] a874db889f53b780d6790be4257197511a72bd5e5c2ce2953793de01c9af008f
[INFO] running `"docker" "start" "-a" "a874db889f53b780d6790be4257197511a72bd5e5c2ce2953793de01c9af008f"`
[INFO] [stderr]    Compiling serde_roundtrip_derive v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "a874db889f53b780d6790be4257197511a72bd5e5c2ce2953793de01c9af008f"`
[INFO] running `"docker" "rm" "-f" "a874db889f53b780d6790be4257197511a72bd5e5c2ce2953793de01c9af008f"`
[INFO] [stdout] a874db889f53b780d6790be4257197511a72bd5e5c2ce2953793de01c9af008f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serde_roundtrip_derive/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 842c6cafcf2aece4327f60f51b17a17671a3fc12b3a80e8463b62cfaf3b08b24
[INFO] running `"docker" "start" "-a" "842c6cafcf2aece4327f60f51b17a17671a3fc12b3a80e8463b62cfaf3b08b24"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serde_roundtrip_derive-f8f44abb48e8dafa
[INFO] [stderr]    Doc-tests serde_roundtrip_derive
[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] [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" "842c6cafcf2aece4327f60f51b17a17671a3fc12b3a80e8463b62cfaf3b08b24"`
[INFO] running `"docker" "rm" "-f" "842c6cafcf2aece4327f60f51b17a17671a3fc12b3a80e8463b62cfaf3b08b24"`
[INFO] [stdout] 842c6cafcf2aece4327f60f51b17a17671a3fc12b3a80e8463b62cfaf3b08b24