[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-1.38-1/sources/1.37.0/reg/serde_codegen_internals/0.11.0
[INFO] extracting crate serde_codegen_internals 0.11.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serde_codegen_internals/0.11.0
[INFO] validating manifest of serde_codegen_internals-0.11.0 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_codegen_internals-0.11.0 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_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-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/reg/serde_codegen_internals/0.11.0/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 serde_codegen_internals-0.11.0 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 8bcf0a9af3f40bd12989f6bdd0391acdfff38c65aaf64e9f07a4c2a13fd328b2
[INFO] running `"docker" "start" "-a" "8bcf0a9af3f40bd12989f6bdd0391acdfff38c65aaf64e9f07a4c2a13fd328b2"`
[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 1.29s
[INFO] running `"docker" "inspect" "8bcf0a9af3f40bd12989f6bdd0391acdfff38c65aaf64e9f07a4c2a13fd328b2"`
[INFO] running `"docker" "rm" "-f" "8bcf0a9af3f40bd12989f6bdd0391acdfff38c65aaf64e9f07a4c2a13fd328b2"`
[INFO] [stdout] 8bcf0a9af3f40bd12989f6bdd0391acdfff38c65aaf64e9f07a4c2a13fd328b2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 74c4bc3179fcfd045e4d834d773ab3f39dd9aa6db4e365186ad4524d0751ffde
[INFO] running `"docker" "start" "-a" "74c4bc3179fcfd045e4d834d773ab3f39dd9aa6db4e365186ad4524d0751ffde"`
[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 1.24s
[INFO] running `"docker" "inspect" "74c4bc3179fcfd045e4d834d773ab3f39dd9aa6db4e365186ad4524d0751ffde"`
[INFO] running `"docker" "rm" "-f" "74c4bc3179fcfd045e4d834d773ab3f39dd9aa6db4e365186ad4524d0751ffde"`
[INFO] [stdout] 74c4bc3179fcfd045e4d834d773ab3f39dd9aa6db4e365186ad4524d0751ffde
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 97805c56646cc1decb608d623cf2f6564d4e6606bbaa2fb12880d9945d64bcf6
[INFO] running `"docker" "start" "-a" "97805c56646cc1decb608d623cf2f6564d4e6606bbaa2fb12880d9945d64bcf6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serde_codegen_internals-c24ab23b145dd6a1
[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] [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" "97805c56646cc1decb608d623cf2f6564d4e6606bbaa2fb12880d9945d64bcf6"`
[INFO] running `"docker" "rm" "-f" "97805c56646cc1decb608d623cf2f6564d4e6606bbaa2fb12880d9945d64bcf6"`
[INFO] [stdout] 97805c56646cc1decb608d623cf2f6564d4e6606bbaa2fb12880d9945d64bcf6