[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 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 10f8c2f27123d90b3fb2fe8ebee2f633037f3664a51224034e4b75d142930704
[INFO] running `"docker" "start" "-a" "10f8c2f27123d90b3fb2fe8ebee2f633037f3664a51224034e4b75d142930704"`
[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 6.18s
[INFO] running `"docker" "inspect" "10f8c2f27123d90b3fb2fe8ebee2f633037f3664a51224034e4b75d142930704"`
[INFO] running `"docker" "rm" "-f" "10f8c2f27123d90b3fb2fe8ebee2f633037f3664a51224034e4b75d142930704"`
[INFO] [stdout] 10f8c2f27123d90b3fb2fe8ebee2f633037f3664a51224034e4b75d142930704
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] bcec3934619bb57402cd8b79f8eb1b77468ceb293daad5fd996ad18d52d9598d
[INFO] running `"docker" "start" "-a" "bcec3934619bb57402cd8b79f8eb1b77468ceb293daad5fd996ad18d52d9598d"`
[INFO] [stderr]    Compiling serde_roundtrip_derive v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "bcec3934619bb57402cd8b79f8eb1b77468ceb293daad5fd996ad18d52d9598d"`
[INFO] running `"docker" "rm" "-f" "bcec3934619bb57402cd8b79f8eb1b77468ceb293daad5fd996ad18d52d9598d"`
[INFO] [stdout] bcec3934619bb57402cd8b79f8eb1b77468ceb293daad5fd996ad18d52d9598d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 3d20ae04a93e2a6d4d5fb09782084a09d6d4521adf08d20fced782986bae5198
[INFO] running `"docker" "start" "-a" "3d20ae04a93e2a6d4d5fb09782084a09d6d4521adf08d20fced782986bae5198"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serde_roundtrip_derive-0c4559f0365581bf
[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] [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] running `"docker" "inspect" "3d20ae04a93e2a6d4d5fb09782084a09d6d4521adf08d20fced782986bae5198"`
[INFO] running `"docker" "rm" "-f" "3d20ae04a93e2a6d4d5fb09782084a09d6d4521adf08d20fced782986bae5198"`
[INFO] [stdout] 3d20ae04a93e2a6d4d5fb09782084a09d6d4521adf08d20fced782986bae5198