[INFO] crate derive-diff 0.2.5 is already in cache
[INFO] extracting crate derive-diff 0.2.5 into work/ex/beta-1.38-1/sources/1.37.0/reg/derive-diff/0.2.5
[INFO] extracting crate derive-diff 0.2.5 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/derive-diff/0.2.5
[INFO] validating manifest of derive-diff-0.2.5 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 derive-diff-0.2.5 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 derive-diff-0.2.5
[INFO] finished frobbing derive-diff-0.2.5
[INFO] frobbed toml for derive-diff-0.2.5 written to work/ex/beta-1.38-1/sources/1.37.0/reg/derive-diff/0.2.5/Cargo.toml
[INFO] started frobbing derive-diff-0.2.5
[INFO] finished frobbing derive-diff-0.2.5
[INFO] frobbed toml for derive-diff-0.2.5 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/derive-diff/0.2.5/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 derive-diff-0.2.5 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/derive-diff/0.2.5:/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] cce2cf16390c85a81be2a342ee581a99fed93752df75c3642f0f6f105f60bf08
[INFO] running `"docker" "start" "-a" "cce2cf16390c85a81be2a342ee581a99fed93752df75c3642f0f6f105f60bf08"`
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]    Compiling struct-diff v0.2.3
[INFO] [stderr]    Compiling derive-diff v0.2.5 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.80s
[INFO] running `"docker" "inspect" "cce2cf16390c85a81be2a342ee581a99fed93752df75c3642f0f6f105f60bf08"`
[INFO] running `"docker" "rm" "-f" "cce2cf16390c85a81be2a342ee581a99fed93752df75c3642f0f6f105f60bf08"`
[INFO] [stdout] cce2cf16390c85a81be2a342ee581a99fed93752df75c3642f0f6f105f60bf08
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/derive-diff/0.2.5:/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] 4b10bb9b3328e79bd4aa5eb8506df3442bbbb6bc68da2660be34a393e6cf9ce1
[INFO] running `"docker" "start" "-a" "4b10bb9b3328e79bd4aa5eb8506df3442bbbb6bc68da2660be34a393e6cf9ce1"`
[INFO] [stderr]    Compiling derive-diff v0.2.5 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `"docker" "inspect" "4b10bb9b3328e79bd4aa5eb8506df3442bbbb6bc68da2660be34a393e6cf9ce1"`
[INFO] running `"docker" "rm" "-f" "4b10bb9b3328e79bd4aa5eb8506df3442bbbb6bc68da2660be34a393e6cf9ce1"`
[INFO] [stdout] 4b10bb9b3328e79bd4aa5eb8506df3442bbbb6bc68da2660be34a393e6cf9ce1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/derive-diff/0.2.5:/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] b9f8f68a116ed7400416a6de1ec3f914ad02f36d7d5bae3d4fc9f0f6d9356dbf
[INFO] running `"docker" "start" "-a" "b9f8f68a116ed7400416a6de1ec3f914ad02f36d7d5bae3d4fc9f0f6d9356dbf"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/derive_diff-248753a49def47b8
[INFO] [stderr]    Doc-tests derive-diff
[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" "b9f8f68a116ed7400416a6de1ec3f914ad02f36d7d5bae3d4fc9f0f6d9356dbf"`
[INFO] running `"docker" "rm" "-f" "b9f8f68a116ed7400416a6de1ec3f914ad02f36d7d5bae3d4fc9f0f6d9356dbf"`
[INFO] [stdout] b9f8f68a116ed7400416a6de1ec3f914ad02f36d7d5bae3d4fc9f0f6d9356dbf