[INFO] crate serde_codegen_internals 0.11.0 is already in cache
[INFO] extracting crate serde_codegen_internals 0.11.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/serde_codegen_internals/0.11.0
[INFO] extracting crate serde_codegen_internals 0.11.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/serde_codegen_internals/0.11.0
[INFO] validating manifest of serde_codegen_internals-0.11.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of serde_codegen_internals-0.11.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing serde_codegen_internals-0.11.0
[INFO] finished frobbing serde_codegen_internals-0.11.0
[INFO] frobbed toml for serde_codegen_internals-0.11.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/serde_codegen_internals/0.11.0/Cargo.toml
[INFO] started frobbing serde_codegen_internals-0.11.0
[INFO] finished frobbing serde_codegen_internals-0.11.0
[INFO] frobbed toml for serde_codegen_internals-0.11.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/serde_codegen_internals/0.11.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing serde_codegen_internals-0.11.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/serde_codegen_internals/0.11.0:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 2047f2f988a3f752dc90105cf4793a3cc8f2e14fe58faa2518123983ca727aeb
[INFO] running `"docker" "start" "-a" "2047f2f988a3f752dc90105cf4793a3cc8f2e14fe58faa2518123983ca727aeb"`
[INFO] [stderr]    Compiling serde_codegen_internals v0.11.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ast.rs:61:40
[INFO] [stderr]    |
[INFO] [stderr] 61 |     pub fn all_fields(&'a self) -> Box<Iterator<Item=&'a Field<'a>> + 'a> {
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=&'a Field<'a>> + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `"docker" "inspect" "2047f2f988a3f752dc90105cf4793a3cc8f2e14fe58faa2518123983ca727aeb"`
[INFO] running `"docker" "rm" "-f" "2047f2f988a3f752dc90105cf4793a3cc8f2e14fe58faa2518123983ca727aeb"`
[INFO] [stdout] 2047f2f988a3f752dc90105cf4793a3cc8f2e14fe58faa2518123983ca727aeb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/serde_codegen_internals/0.11.0:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] df27fcb83063e601af5562723a138d6a5b2d19d5737ea8307b03af308941a964
[INFO] running `"docker" "start" "-a" "df27fcb83063e601af5562723a138d6a5b2d19d5737ea8307b03af308941a964"`
[INFO] [stderr]    Compiling serde_codegen_internals v0.11.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ast.rs:61:40
[INFO] [stderr]    |
[INFO] [stderr] 61 |     pub fn all_fields(&'a self) -> Box<Iterator<Item=&'a Field<'a>> + 'a> {
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=&'a Field<'a>> + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `"docker" "inspect" "df27fcb83063e601af5562723a138d6a5b2d19d5737ea8307b03af308941a964"`
[INFO] running `"docker" "rm" "-f" "df27fcb83063e601af5562723a138d6a5b2d19d5737ea8307b03af308941a964"`
[INFO] [stdout] df27fcb83063e601af5562723a138d6a5b2d19d5737ea8307b03af308941a964
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/serde_codegen_internals/0.11.0:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 3f9b6809779d6a089972999eeba842cb6645ddb46ed53d39bcc3b891a372d69b
[INFO] running `"docker" "start" "-a" "3f9b6809779d6a089972999eeba842cb6645ddb46ed53d39bcc3b891a372d69b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serde_codegen_internals-afb4782e7e1f4d6d
[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_codegen_internals
[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" "3f9b6809779d6a089972999eeba842cb6645ddb46ed53d39bcc3b891a372d69b"`
[INFO] running `"docker" "rm" "-f" "3f9b6809779d6a089972999eeba842cb6645ddb46ed53d39bcc3b891a372d69b"`
[INFO] [stdout] 3f9b6809779d6a089972999eeba842cb6645ddb46ed53d39bcc3b891a372d69b